1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2009-2010 Freescale Semiconductor.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun #include <console.h>
11*4882a593Smuzhiyun #include <hwconfig.h>
12*4882a593Smuzhiyun #include <pci.h>
13*4882a593Smuzhiyun #include <asm/processor.h>
14*4882a593Smuzhiyun #include <asm/mmu.h>
15*4882a593Smuzhiyun #include <asm/cache.h>
16*4882a593Smuzhiyun #include <asm/immap_85xx.h>
17*4882a593Smuzhiyun #include <asm/fsl_pci.h>
18*4882a593Smuzhiyun #include <fsl_ddr_sdram.h>
19*4882a593Smuzhiyun #include <asm/fsl_serdes.h>
20*4882a593Smuzhiyun #include <asm/io.h>
21*4882a593Smuzhiyun #include <spd_sdram.h>
22*4882a593Smuzhiyun #include <i2c.h>
23*4882a593Smuzhiyun #include <ioports.h>
24*4882a593Smuzhiyun #include <linux/libfdt.h>
25*4882a593Smuzhiyun #include <fdt_support.h>
26*4882a593Smuzhiyun #include <fsl_esdhc.h>
27*4882a593Smuzhiyun #include <phy.h>
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun #include "bcsr.h"
30*4882a593Smuzhiyun #if defined(CONFIG_PQ_MDS_PIB)
31*4882a593Smuzhiyun #include "../common/pq-mds-pib.h"
32*4882a593Smuzhiyun #endif
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun const qe_iop_conf_t qe_iop_conf_tab[] = {
35*4882a593Smuzhiyun /* QE_MUX_MDC */
36*4882a593Smuzhiyun {2, 31, 1, 0, 1}, /* QE_MUX_MDC */
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun /* QE_MUX_MDIO */
39*4882a593Smuzhiyun {2, 30, 3, 0, 2}, /* QE_MUX_MDIO */
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun #if defined(CONFIG_SYS_UCC_RGMII_MODE)
42*4882a593Smuzhiyun /* UCC_1_RGMII */
43*4882a593Smuzhiyun {2, 11, 2, 0, 1}, /* CLK12 */
44*4882a593Smuzhiyun {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */
45*4882a593Smuzhiyun {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */
46*4882a593Smuzhiyun {0, 2, 1, 0, 1}, /* ENET1_TXD2_SER1_TXD2 */
47*4882a593Smuzhiyun {0, 3, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */
48*4882a593Smuzhiyun {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */
49*4882a593Smuzhiyun {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */
50*4882a593Smuzhiyun {0, 8, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */
51*4882a593Smuzhiyun {0, 9, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */
52*4882a593Smuzhiyun {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
53*4882a593Smuzhiyun {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */
54*4882a593Smuzhiyun {2, 8, 2, 0, 1}, /* ENET1_GRXCLK */
55*4882a593Smuzhiyun {2, 20, 1, 0, 2}, /* ENET1_GTXCLK */
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun /* UCC_2_RGMII */
58*4882a593Smuzhiyun {2, 16, 2, 0, 3}, /* CLK17 */
59*4882a593Smuzhiyun {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */
60*4882a593Smuzhiyun {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */
61*4882a593Smuzhiyun {0, 16, 1, 0, 1}, /* ENET2_TXD2_SER2_TXD2 */
62*4882a593Smuzhiyun {0, 17, 1, 0, 1}, /* ENET2_TXD3_SER2_TXD3 */
63*4882a593Smuzhiyun {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */
64*4882a593Smuzhiyun {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */
65*4882a593Smuzhiyun {0, 22, 2, 0, 1}, /* ENET2_RXD2_SER2_RXD2 */
66*4882a593Smuzhiyun {0, 23, 2, 0, 1}, /* ENET2_RXD3_SER2_RXD3 */
67*4882a593Smuzhiyun {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */
68*4882a593Smuzhiyun {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */
69*4882a593Smuzhiyun {2, 3, 2, 0, 1}, /* ENET2_GRXCLK */
70*4882a593Smuzhiyun {2, 2, 1, 0, 2}, /* ENET2_GTXCLK */
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun /* UCC_3_RGMII */
73*4882a593Smuzhiyun {2, 11, 2, 0, 1}, /* CLK12 */
74*4882a593Smuzhiyun {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */
75*4882a593Smuzhiyun {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */
76*4882a593Smuzhiyun {0, 31, 1, 0, 2}, /* ENET3_TXD2_SER3_TXD2 */
77*4882a593Smuzhiyun {1, 0, 1, 0, 3}, /* ENET3_TXD3_SER3_TXD3 */
78*4882a593Smuzhiyun {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */
79*4882a593Smuzhiyun {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */
80*4882a593Smuzhiyun {1, 5, 2, 0, 2}, /* ENET3_RXD2_SER3_RXD2 */
81*4882a593Smuzhiyun {1, 6, 2, 0, 3}, /* ENET3_RXD3_SER3_RXD3 */
82*4882a593Smuzhiyun {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */
83*4882a593Smuzhiyun {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */
84*4882a593Smuzhiyun {2, 9, 2, 0, 2}, /* ENET3_GRXCLK */
85*4882a593Smuzhiyun {2, 25, 1, 0, 2}, /* ENET3_GTXCLK */
86*4882a593Smuzhiyun
87*4882a593Smuzhiyun /* UCC_4_RGMII */
88*4882a593Smuzhiyun {2, 16, 2, 0, 3}, /* CLK17 */
89*4882a593Smuzhiyun {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */
90*4882a593Smuzhiyun {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */
91*4882a593Smuzhiyun {1, 14, 1, 0, 1}, /* ENET4_TXD2_SER4_TXD2 */
92*4882a593Smuzhiyun {1, 15, 1, 0, 2}, /* ENET4_TXD3_SER4_TXD3 */
93*4882a593Smuzhiyun {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */
94*4882a593Smuzhiyun {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */
95*4882a593Smuzhiyun {1, 20, 2, 0, 1}, /* ENET4_RXD2_SER4_RXD2 */
96*4882a593Smuzhiyun {1, 21, 2, 0, 2}, /* ENET4_RXD3_SER4_RXD3 */
97*4882a593Smuzhiyun {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */
98*4882a593Smuzhiyun {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */
99*4882a593Smuzhiyun {2, 17, 2, 0, 2}, /* ENET4_GRXCLK */
100*4882a593Smuzhiyun {2, 24, 1, 0, 2}, /* ENET4_GTXCLK */
101*4882a593Smuzhiyun
102*4882a593Smuzhiyun #elif defined(CONFIG_SYS_UCC_RMII_MODE)
103*4882a593Smuzhiyun /* UCC_1_RMII */
104*4882a593Smuzhiyun {2, 15, 2, 0, 1}, /* CLK16 */
105*4882a593Smuzhiyun {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */
106*4882a593Smuzhiyun {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */
107*4882a593Smuzhiyun {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */
108*4882a593Smuzhiyun {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */
109*4882a593Smuzhiyun {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
110*4882a593Smuzhiyun {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */
111*4882a593Smuzhiyun
112*4882a593Smuzhiyun /* UCC_2_RMII */
113*4882a593Smuzhiyun {2, 15, 2, 0, 1}, /* CLK16 */
114*4882a593Smuzhiyun {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */
115*4882a593Smuzhiyun {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */
116*4882a593Smuzhiyun {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */
117*4882a593Smuzhiyun {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */
118*4882a593Smuzhiyun {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */
119*4882a593Smuzhiyun {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */
120*4882a593Smuzhiyun
121*4882a593Smuzhiyun /* UCC_3_RMII */
122*4882a593Smuzhiyun {2, 15, 2, 0, 1}, /* CLK16 */
123*4882a593Smuzhiyun {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */
124*4882a593Smuzhiyun {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */
125*4882a593Smuzhiyun {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */
126*4882a593Smuzhiyun {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */
127*4882a593Smuzhiyun {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */
128*4882a593Smuzhiyun {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */
129*4882a593Smuzhiyun
130*4882a593Smuzhiyun /* UCC_4_RMII */
131*4882a593Smuzhiyun {2, 15, 2, 0, 1}, /* CLK16 */
132*4882a593Smuzhiyun {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */
133*4882a593Smuzhiyun {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */
134*4882a593Smuzhiyun {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */
135*4882a593Smuzhiyun {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */
136*4882a593Smuzhiyun {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */
137*4882a593Smuzhiyun {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */
138*4882a593Smuzhiyun #endif
139*4882a593Smuzhiyun
140*4882a593Smuzhiyun /* UART1 is muxed with QE PortF bit [9-12].*/
141*4882a593Smuzhiyun {5, 12, 2, 0, 3}, /* UART1_SIN */
142*4882a593Smuzhiyun {5, 9, 1, 0, 3}, /* UART1_SOUT */
143*4882a593Smuzhiyun {5, 10, 2, 0, 3}, /* UART1_CTS_B */
144*4882a593Smuzhiyun {5, 11, 1, 0, 2}, /* UART1_RTS_B */
145*4882a593Smuzhiyun
146*4882a593Smuzhiyun /* QE UART */
147*4882a593Smuzhiyun {0, 19, 1, 0, 2}, /* QEUART_TX */
148*4882a593Smuzhiyun {1, 17, 2, 0, 3}, /* QEUART_RX */
149*4882a593Smuzhiyun {0, 25, 1, 0, 1}, /* QEUART_RTS */
150*4882a593Smuzhiyun {1, 23, 2, 0, 1}, /* QEUART_CTS */
151*4882a593Smuzhiyun
152*4882a593Smuzhiyun /* QE USB */
153*4882a593Smuzhiyun {5, 3, 1, 0, 1}, /* USB_OE */
154*4882a593Smuzhiyun {5, 4, 1, 0, 2}, /* USB_TP */
155*4882a593Smuzhiyun {5, 5, 1, 0, 2}, /* USB_TN */
156*4882a593Smuzhiyun {5, 6, 2, 0, 2}, /* USB_RP */
157*4882a593Smuzhiyun {5, 7, 2, 0, 1}, /* USB_RX */
158*4882a593Smuzhiyun {5, 8, 2, 0, 1}, /* USB_RN */
159*4882a593Smuzhiyun {2, 4, 2, 0, 2}, /* CLK5 */
160*4882a593Smuzhiyun
161*4882a593Smuzhiyun /* SPI Flash, M25P40 */
162*4882a593Smuzhiyun {4, 27, 3, 0, 1}, /* SPI_MOSI */
163*4882a593Smuzhiyun {4, 28, 3, 0, 1}, /* SPI_MISO */
164*4882a593Smuzhiyun {4, 29, 3, 0, 1}, /* SPI_CLK */
165*4882a593Smuzhiyun {4, 30, 1, 0, 0}, /* SPI_SEL, GPIO */
166*4882a593Smuzhiyun
167*4882a593Smuzhiyun {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */
168*4882a593Smuzhiyun };
169*4882a593Smuzhiyun
170*4882a593Smuzhiyun void local_bus_init(void);
171*4882a593Smuzhiyun
board_early_init_f(void)172*4882a593Smuzhiyun int board_early_init_f (void)
173*4882a593Smuzhiyun {
174*4882a593Smuzhiyun /*
175*4882a593Smuzhiyun * Initialize local bus.
176*4882a593Smuzhiyun */
177*4882a593Smuzhiyun local_bus_init ();
178*4882a593Smuzhiyun
179*4882a593Smuzhiyun enable_8569mds_flash_write();
180*4882a593Smuzhiyun
181*4882a593Smuzhiyun #ifdef CONFIG_QE
182*4882a593Smuzhiyun enable_8569mds_qe_uec();
183*4882a593Smuzhiyun #endif
184*4882a593Smuzhiyun
185*4882a593Smuzhiyun #if CONFIG_SYS_I2C2_OFFSET
186*4882a593Smuzhiyun /* Enable I2C2 signals instead of SD signals */
187*4882a593Smuzhiyun volatile struct ccsr_gur *gur;
188*4882a593Smuzhiyun gur = (struct ccsr_gur *)(CONFIG_SYS_IMMR + 0xe0000);
189*4882a593Smuzhiyun gur->plppar1 &= ~PLPPAR1_I2C_BIT_MASK;
190*4882a593Smuzhiyun gur->plppar1 |= PLPPAR1_I2C2_VAL;
191*4882a593Smuzhiyun gur->plpdir1 &= ~PLPDIR1_I2C_BIT_MASK;
192*4882a593Smuzhiyun gur->plpdir1 |= PLPDIR1_I2C2_VAL;
193*4882a593Smuzhiyun
194*4882a593Smuzhiyun disable_8569mds_brd_eeprom_write_protect();
195*4882a593Smuzhiyun #endif
196*4882a593Smuzhiyun
197*4882a593Smuzhiyun return 0;
198*4882a593Smuzhiyun }
199*4882a593Smuzhiyun
board_early_init_r(void)200*4882a593Smuzhiyun int board_early_init_r(void)
201*4882a593Smuzhiyun {
202*4882a593Smuzhiyun const unsigned int flashbase = CONFIG_SYS_NAND_BASE;
203*4882a593Smuzhiyun const u8 flash_esel = 0;
204*4882a593Smuzhiyun
205*4882a593Smuzhiyun /*
206*4882a593Smuzhiyun * Remap Boot flash to caching-inhibited
207*4882a593Smuzhiyun * so that flash can be erased properly.
208*4882a593Smuzhiyun */
209*4882a593Smuzhiyun
210*4882a593Smuzhiyun /* Flush d-cache and invalidate i-cache of any FLASH data */
211*4882a593Smuzhiyun flush_dcache();
212*4882a593Smuzhiyun invalidate_icache();
213*4882a593Smuzhiyun
214*4882a593Smuzhiyun /* invalidate existing TLB entry for flash */
215*4882a593Smuzhiyun disable_tlb(flash_esel);
216*4882a593Smuzhiyun
217*4882a593Smuzhiyun set_tlb(1, flashbase, CONFIG_SYS_NAND_BASE, /* tlb, epn, rpn */
218*4882a593Smuzhiyun MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
219*4882a593Smuzhiyun 0, flash_esel, /* ts, esel */
220*4882a593Smuzhiyun BOOKE_PAGESZ_64M, 1); /* tsize, iprot */
221*4882a593Smuzhiyun
222*4882a593Smuzhiyun return 0;
223*4882a593Smuzhiyun }
224*4882a593Smuzhiyun
checkboard(void)225*4882a593Smuzhiyun int checkboard (void)
226*4882a593Smuzhiyun {
227*4882a593Smuzhiyun printf ("Board: 8569 MDS\n");
228*4882a593Smuzhiyun
229*4882a593Smuzhiyun return 0;
230*4882a593Smuzhiyun }
231*4882a593Smuzhiyun
232*4882a593Smuzhiyun #if !defined(CONFIG_SPD_EEPROM)
fixed_sdram(void)233*4882a593Smuzhiyun phys_size_t fixed_sdram(void)
234*4882a593Smuzhiyun {
235*4882a593Smuzhiyun struct ccsr_ddr __iomem *ddr =
236*4882a593Smuzhiyun (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
237*4882a593Smuzhiyun uint d_init;
238*4882a593Smuzhiyun
239*4882a593Smuzhiyun out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
240*4882a593Smuzhiyun out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
241*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
242*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
243*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
244*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
245*4882a593Smuzhiyun out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
246*4882a593Smuzhiyun out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
247*4882a593Smuzhiyun out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_SDRAM_MODE);
248*4882a593Smuzhiyun out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_SDRAM_MODE_2);
249*4882a593Smuzhiyun out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_SDRAM_INTERVAL);
250*4882a593Smuzhiyun out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
251*4882a593Smuzhiyun out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL);
252*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
253*4882a593Smuzhiyun out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
254*4882a593Smuzhiyun out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL);
255*4882a593Smuzhiyun out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL);
256*4882a593Smuzhiyun out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
257*4882a593Smuzhiyun #if defined (CONFIG_DDR_ECC)
258*4882a593Smuzhiyun out_be32(&ddr->err_int_en, CONFIG_SYS_DDR_ERR_INT_EN);
259*4882a593Smuzhiyun out_be32(&ddr->err_disable, CONFIG_SYS_DDR_ERR_DIS);
260*4882a593Smuzhiyun out_be32(&ddr->err_sbe, CONFIG_SYS_DDR_SBE);
261*4882a593Smuzhiyun #endif
262*4882a593Smuzhiyun udelay(500);
263*4882a593Smuzhiyun
264*4882a593Smuzhiyun out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
265*4882a593Smuzhiyun #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
266*4882a593Smuzhiyun d_init = 1;
267*4882a593Smuzhiyun debug("DDR - 1st controller: memory initializing\n");
268*4882a593Smuzhiyun /*
269*4882a593Smuzhiyun * Poll until memory is initialized.
270*4882a593Smuzhiyun * 512 Meg at 400 might hit this 200 times or so.
271*4882a593Smuzhiyun */
272*4882a593Smuzhiyun while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
273*4882a593Smuzhiyun udelay(1000);
274*4882a593Smuzhiyun }
275*4882a593Smuzhiyun debug("DDR: memory initialized\n\n");
276*4882a593Smuzhiyun udelay(500);
277*4882a593Smuzhiyun #endif
278*4882a593Smuzhiyun return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
279*4882a593Smuzhiyun }
280*4882a593Smuzhiyun #endif
281*4882a593Smuzhiyun
282*4882a593Smuzhiyun /*
283*4882a593Smuzhiyun * Initialize Local Bus
284*4882a593Smuzhiyun */
285*4882a593Smuzhiyun void
local_bus_init(void)286*4882a593Smuzhiyun local_bus_init(void)
287*4882a593Smuzhiyun {
288*4882a593Smuzhiyun volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
289*4882a593Smuzhiyun volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
290*4882a593Smuzhiyun
291*4882a593Smuzhiyun uint clkdiv;
292*4882a593Smuzhiyun sys_info_t sysinfo;
293*4882a593Smuzhiyun
294*4882a593Smuzhiyun get_sys_info(&sysinfo);
295*4882a593Smuzhiyun clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
296*4882a593Smuzhiyun
297*4882a593Smuzhiyun out_be32(&gur->lbiuiplldcr1, 0x00078080);
298*4882a593Smuzhiyun if (clkdiv == 16)
299*4882a593Smuzhiyun out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
300*4882a593Smuzhiyun else if (clkdiv == 8)
301*4882a593Smuzhiyun out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
302*4882a593Smuzhiyun else if (clkdiv == 4)
303*4882a593Smuzhiyun out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
304*4882a593Smuzhiyun
305*4882a593Smuzhiyun out_be32(&lbc->lcrr, (u32)in_be32(&lbc->lcrr)| 0x00030000);
306*4882a593Smuzhiyun }
307*4882a593Smuzhiyun
fdt_board_disable_serial(void * blob,bd_t * bd,const char * alias)308*4882a593Smuzhiyun static void fdt_board_disable_serial(void *blob, bd_t *bd, const char *alias)
309*4882a593Smuzhiyun {
310*4882a593Smuzhiyun const char *status = "disabled";
311*4882a593Smuzhiyun int off;
312*4882a593Smuzhiyun int err;
313*4882a593Smuzhiyun
314*4882a593Smuzhiyun off = fdt_path_offset(blob, alias);
315*4882a593Smuzhiyun if (off < 0) {
316*4882a593Smuzhiyun printf("WARNING: could not find %s alias: %s.\n", alias,
317*4882a593Smuzhiyun fdt_strerror(off));
318*4882a593Smuzhiyun return;
319*4882a593Smuzhiyun }
320*4882a593Smuzhiyun
321*4882a593Smuzhiyun err = fdt_setprop(blob, off, "status", status, strlen(status) + 1);
322*4882a593Smuzhiyun if (err) {
323*4882a593Smuzhiyun printf("WARNING: could not set status for serial0: %s.\n",
324*4882a593Smuzhiyun fdt_strerror(err));
325*4882a593Smuzhiyun return;
326*4882a593Smuzhiyun }
327*4882a593Smuzhiyun }
328*4882a593Smuzhiyun
329*4882a593Smuzhiyun /*
330*4882a593Smuzhiyun * Because of an erratum in prototype boards it is impossible to use eSDHC
331*4882a593Smuzhiyun * without disabling UART0 (which makes it quite easy to 'brick' the board
332*4882a593Smuzhiyun * by simply issung 'setenv hwconfig esdhc', and not able to interact with
333*4882a593Smuzhiyun * U-Boot anylonger).
334*4882a593Smuzhiyun *
335*4882a593Smuzhiyun * So, but default we assume that the board is a prototype, which is a most
336*4882a593Smuzhiyun * safe assumption. There is no way to determine board revision from a
337*4882a593Smuzhiyun * register, so we use hwconfig.
338*4882a593Smuzhiyun */
339*4882a593Smuzhiyun
prototype_board(void)340*4882a593Smuzhiyun static int prototype_board(void)
341*4882a593Smuzhiyun {
342*4882a593Smuzhiyun if (hwconfig_subarg("board", "rev", NULL))
343*4882a593Smuzhiyun return hwconfig_subarg_cmp("board", "rev", "prototype");
344*4882a593Smuzhiyun return 1;
345*4882a593Smuzhiyun }
346*4882a593Smuzhiyun
esdhc_disables_uart0(void)347*4882a593Smuzhiyun static int esdhc_disables_uart0(void)
348*4882a593Smuzhiyun {
349*4882a593Smuzhiyun return prototype_board() ||
350*4882a593Smuzhiyun hwconfig_subarg_cmp("esdhc", "mode", "4-bits");
351*4882a593Smuzhiyun }
352*4882a593Smuzhiyun
fdt_board_fixup_qe_uart(void * blob,bd_t * bd)353*4882a593Smuzhiyun static void fdt_board_fixup_qe_uart(void *blob, bd_t *bd)
354*4882a593Smuzhiyun {
355*4882a593Smuzhiyun u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
356*4882a593Smuzhiyun const char *devtype = "serial";
357*4882a593Smuzhiyun const char *compat = "ucc_uart";
358*4882a593Smuzhiyun const char *clk = "brg9";
359*4882a593Smuzhiyun u32 portnum = 0;
360*4882a593Smuzhiyun int off = -1;
361*4882a593Smuzhiyun
362*4882a593Smuzhiyun if (!hwconfig("qe_uart"))
363*4882a593Smuzhiyun return;
364*4882a593Smuzhiyun
365*4882a593Smuzhiyun if (hwconfig("esdhc") && esdhc_disables_uart0()) {
366*4882a593Smuzhiyun printf("QE UART: won't enable with esdhc.\n");
367*4882a593Smuzhiyun return;
368*4882a593Smuzhiyun }
369*4882a593Smuzhiyun
370*4882a593Smuzhiyun fdt_board_disable_serial(blob, bd, "serial1");
371*4882a593Smuzhiyun
372*4882a593Smuzhiyun while (1) {
373*4882a593Smuzhiyun const u32 *idx;
374*4882a593Smuzhiyun int len;
375*4882a593Smuzhiyun
376*4882a593Smuzhiyun off = fdt_node_offset_by_compatible(blob, off, "ucc_geth");
377*4882a593Smuzhiyun if (off < 0) {
378*4882a593Smuzhiyun printf("WARNING: unable to fixup device tree for "
379*4882a593Smuzhiyun "QE UART\n");
380*4882a593Smuzhiyun return;
381*4882a593Smuzhiyun }
382*4882a593Smuzhiyun
383*4882a593Smuzhiyun idx = fdt_getprop(blob, off, "cell-index", &len);
384*4882a593Smuzhiyun if (!idx || len != sizeof(*idx) || *idx != fdt32_to_cpu(2))
385*4882a593Smuzhiyun continue;
386*4882a593Smuzhiyun break;
387*4882a593Smuzhiyun }
388*4882a593Smuzhiyun
389*4882a593Smuzhiyun fdt_setprop(blob, off, "device_type", devtype, strlen(devtype) + 1);
390*4882a593Smuzhiyun fdt_setprop(blob, off, "compatible", compat, strlen(compat) + 1);
391*4882a593Smuzhiyun fdt_setprop(blob, off, "tx-clock-name", clk, strlen(clk) + 1);
392*4882a593Smuzhiyun fdt_setprop(blob, off, "rx-clock-name", clk, strlen(clk) + 1);
393*4882a593Smuzhiyun fdt_setprop(blob, off, "port-number", &portnum, sizeof(portnum));
394*4882a593Smuzhiyun
395*4882a593Smuzhiyun setbits_8(&bcsr[15], BCSR15_QEUART_EN);
396*4882a593Smuzhiyun }
397*4882a593Smuzhiyun
398*4882a593Smuzhiyun #ifdef CONFIG_FSL_ESDHC
399*4882a593Smuzhiyun
board_mmc_init(bd_t * bd)400*4882a593Smuzhiyun int board_mmc_init(bd_t *bd)
401*4882a593Smuzhiyun {
402*4882a593Smuzhiyun struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
403*4882a593Smuzhiyun u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
404*4882a593Smuzhiyun u8 bcsr6 = BCSR6_SD_CARD_1BIT;
405*4882a593Smuzhiyun
406*4882a593Smuzhiyun if (!hwconfig("esdhc"))
407*4882a593Smuzhiyun return 0;
408*4882a593Smuzhiyun
409*4882a593Smuzhiyun printf("Enabling eSDHC...\n"
410*4882a593Smuzhiyun " For eSDHC to function, I2C2 ");
411*4882a593Smuzhiyun if (esdhc_disables_uart0()) {
412*4882a593Smuzhiyun printf("and UART0 should be disabled.\n");
413*4882a593Smuzhiyun printf(" Redirecting stderr, stdout and stdin to UART1...\n");
414*4882a593Smuzhiyun console_assign(stderr, "eserial1");
415*4882a593Smuzhiyun console_assign(stdout, "eserial1");
416*4882a593Smuzhiyun console_assign(stdin, "eserial1");
417*4882a593Smuzhiyun printf("Switched to UART1 (initial log has been printed to "
418*4882a593Smuzhiyun "UART0).\n");
419*4882a593Smuzhiyun
420*4882a593Smuzhiyun clrsetbits_be32(&gur->plppar1, PLPPAR1_UART0_BIT_MASK,
421*4882a593Smuzhiyun PLPPAR1_ESDHC_4BITS_VAL);
422*4882a593Smuzhiyun clrsetbits_be32(&gur->plpdir1, PLPDIR1_UART0_BIT_MASK,
423*4882a593Smuzhiyun PLPDIR1_ESDHC_4BITS_VAL);
424*4882a593Smuzhiyun bcsr6 |= BCSR6_SD_CARD_4BITS;
425*4882a593Smuzhiyun } else {
426*4882a593Smuzhiyun printf("should be disabled.\n");
427*4882a593Smuzhiyun }
428*4882a593Smuzhiyun
429*4882a593Smuzhiyun /* Assign I2C2 signals to eSDHC. */
430*4882a593Smuzhiyun clrsetbits_be32(&gur->plppar1, PLPPAR1_I2C_BIT_MASK,
431*4882a593Smuzhiyun PLPPAR1_ESDHC_VAL);
432*4882a593Smuzhiyun clrsetbits_be32(&gur->plpdir1, PLPDIR1_I2C_BIT_MASK,
433*4882a593Smuzhiyun PLPDIR1_ESDHC_VAL);
434*4882a593Smuzhiyun
435*4882a593Smuzhiyun /* Mux I2C2 (and optionally UART0) signals to eSDHC. */
436*4882a593Smuzhiyun setbits_8(&bcsr[6], bcsr6);
437*4882a593Smuzhiyun
438*4882a593Smuzhiyun return fsl_esdhc_mmc_init(bd);
439*4882a593Smuzhiyun }
440*4882a593Smuzhiyun
fdt_board_fixup_esdhc(void * blob,bd_t * bd)441*4882a593Smuzhiyun static void fdt_board_fixup_esdhc(void *blob, bd_t *bd)
442*4882a593Smuzhiyun {
443*4882a593Smuzhiyun const char *status = "disabled";
444*4882a593Smuzhiyun int off = -1;
445*4882a593Smuzhiyun
446*4882a593Smuzhiyun if (!hwconfig("esdhc"))
447*4882a593Smuzhiyun return;
448*4882a593Smuzhiyun
449*4882a593Smuzhiyun if (esdhc_disables_uart0())
450*4882a593Smuzhiyun fdt_board_disable_serial(blob, bd, "serial0");
451*4882a593Smuzhiyun
452*4882a593Smuzhiyun while (1) {
453*4882a593Smuzhiyun const u32 *idx;
454*4882a593Smuzhiyun int len;
455*4882a593Smuzhiyun
456*4882a593Smuzhiyun off = fdt_node_offset_by_compatible(blob, off, "fsl-i2c");
457*4882a593Smuzhiyun if (off < 0)
458*4882a593Smuzhiyun break;
459*4882a593Smuzhiyun
460*4882a593Smuzhiyun idx = fdt_getprop(blob, off, "cell-index", &len);
461*4882a593Smuzhiyun if (!idx || len != sizeof(*idx))
462*4882a593Smuzhiyun continue;
463*4882a593Smuzhiyun
464*4882a593Smuzhiyun if (*idx == 1) {
465*4882a593Smuzhiyun fdt_setprop(blob, off, "status", status,
466*4882a593Smuzhiyun strlen(status) + 1);
467*4882a593Smuzhiyun break;
468*4882a593Smuzhiyun }
469*4882a593Smuzhiyun }
470*4882a593Smuzhiyun
471*4882a593Smuzhiyun if (hwconfig_subarg_cmp("esdhc", "mode", "4-bits")) {
472*4882a593Smuzhiyun off = fdt_node_offset_by_compatible(blob, -1, "fsl,esdhc");
473*4882a593Smuzhiyun if (off < 0) {
474*4882a593Smuzhiyun printf("WARNING: could not find esdhc node\n");
475*4882a593Smuzhiyun return;
476*4882a593Smuzhiyun }
477*4882a593Smuzhiyun fdt_delprop(blob, off, "sdhci,1-bit-only");
478*4882a593Smuzhiyun }
479*4882a593Smuzhiyun }
480*4882a593Smuzhiyun #else
fdt_board_fixup_esdhc(void * blob,bd_t * bd)481*4882a593Smuzhiyun static inline void fdt_board_fixup_esdhc(void *blob, bd_t *bd) {}
482*4882a593Smuzhiyun #endif
483*4882a593Smuzhiyun
fdt_board_fixup_qe_usb(void * blob,bd_t * bd)484*4882a593Smuzhiyun static void fdt_board_fixup_qe_usb(void *blob, bd_t *bd)
485*4882a593Smuzhiyun {
486*4882a593Smuzhiyun u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
487*4882a593Smuzhiyun
488*4882a593Smuzhiyun if (hwconfig_subarg_cmp("qe_usb", "speed", "low"))
489*4882a593Smuzhiyun clrbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
490*4882a593Smuzhiyun else
491*4882a593Smuzhiyun setbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
492*4882a593Smuzhiyun
493*4882a593Smuzhiyun if (hwconfig_subarg_cmp("qe_usb", "mode", "peripheral")) {
494*4882a593Smuzhiyun clrbits_8(&bcsr[17], BCSR17_USBVCC);
495*4882a593Smuzhiyun clrbits_8(&bcsr[17], BCSR17_USBMODE);
496*4882a593Smuzhiyun do_fixup_by_compat(blob, "fsl,mpc8569-qe-usb", "mode",
497*4882a593Smuzhiyun "peripheral", sizeof("peripheral"), 1);
498*4882a593Smuzhiyun } else {
499*4882a593Smuzhiyun setbits_8(&bcsr[17], BCSR17_USBVCC);
500*4882a593Smuzhiyun setbits_8(&bcsr[17], BCSR17_USBMODE);
501*4882a593Smuzhiyun }
502*4882a593Smuzhiyun
503*4882a593Smuzhiyun clrbits_8(&bcsr[17], BCSR17_nUSBEN);
504*4882a593Smuzhiyun }
505*4882a593Smuzhiyun
506*4882a593Smuzhiyun #ifdef CONFIG_PCI
pci_init_board(void)507*4882a593Smuzhiyun void pci_init_board(void)
508*4882a593Smuzhiyun {
509*4882a593Smuzhiyun #if defined(CONFIG_PQ_MDS_PIB)
510*4882a593Smuzhiyun pib_init();
511*4882a593Smuzhiyun #endif
512*4882a593Smuzhiyun
513*4882a593Smuzhiyun fsl_pcie_init_board(0);
514*4882a593Smuzhiyun }
515*4882a593Smuzhiyun #endif /* CONFIG_PCI */
516*4882a593Smuzhiyun
517*4882a593Smuzhiyun #if defined(CONFIG_OF_BOARD_SETUP)
ft_board_setup(void * blob,bd_t * bd)518*4882a593Smuzhiyun int ft_board_setup(void *blob, bd_t *bd)
519*4882a593Smuzhiyun {
520*4882a593Smuzhiyun #if defined(CONFIG_SYS_UCC_RMII_MODE)
521*4882a593Smuzhiyun int nodeoff, off, err;
522*4882a593Smuzhiyun unsigned int val;
523*4882a593Smuzhiyun const u32 *ph;
524*4882a593Smuzhiyun const u32 *index;
525*4882a593Smuzhiyun
526*4882a593Smuzhiyun /* fixup device tree for supporting rmii mode */
527*4882a593Smuzhiyun nodeoff = -1;
528*4882a593Smuzhiyun while ((nodeoff = fdt_node_offset_by_compatible(blob, nodeoff,
529*4882a593Smuzhiyun "ucc_geth")) >= 0) {
530*4882a593Smuzhiyun err = fdt_setprop_string(blob, nodeoff, "tx-clock-name",
531*4882a593Smuzhiyun "clk16");
532*4882a593Smuzhiyun if (err < 0) {
533*4882a593Smuzhiyun printf("WARNING: could not set tx-clock-name %s.\n",
534*4882a593Smuzhiyun fdt_strerror(err));
535*4882a593Smuzhiyun break;
536*4882a593Smuzhiyun }
537*4882a593Smuzhiyun
538*4882a593Smuzhiyun err = fdt_fixup_phy_connection(blob, nodeoff,
539*4882a593Smuzhiyun PHY_INTERFACE_MODE_RMII);
540*4882a593Smuzhiyun
541*4882a593Smuzhiyun if (err < 0) {
542*4882a593Smuzhiyun printf("WARNING: could not set phy-connection-type "
543*4882a593Smuzhiyun "%s.\n", fdt_strerror(err));
544*4882a593Smuzhiyun break;
545*4882a593Smuzhiyun }
546*4882a593Smuzhiyun
547*4882a593Smuzhiyun index = fdt_getprop(blob, nodeoff, "cell-index", 0);
548*4882a593Smuzhiyun if (index == NULL) {
549*4882a593Smuzhiyun printf("WARNING: could not get cell-index of ucc\n");
550*4882a593Smuzhiyun break;
551*4882a593Smuzhiyun }
552*4882a593Smuzhiyun
553*4882a593Smuzhiyun ph = fdt_getprop(blob, nodeoff, "phy-handle", 0);
554*4882a593Smuzhiyun if (ph == NULL) {
555*4882a593Smuzhiyun printf("WARNING: could not get phy-handle of ucc\n");
556*4882a593Smuzhiyun break;
557*4882a593Smuzhiyun }
558*4882a593Smuzhiyun
559*4882a593Smuzhiyun off = fdt_node_offset_by_phandle(blob, *ph);
560*4882a593Smuzhiyun if (off < 0) {
561*4882a593Smuzhiyun printf("WARNING: could not get phy node %s.\n",
562*4882a593Smuzhiyun fdt_strerror(err));
563*4882a593Smuzhiyun break;
564*4882a593Smuzhiyun }
565*4882a593Smuzhiyun
566*4882a593Smuzhiyun val = 0x7 + *index; /* RMII phy address starts from 0x8 */
567*4882a593Smuzhiyun
568*4882a593Smuzhiyun err = fdt_setprop(blob, off, "reg", &val, sizeof(u32));
569*4882a593Smuzhiyun if (err < 0) {
570*4882a593Smuzhiyun printf("WARNING: could not set reg for phy-handle "
571*4882a593Smuzhiyun "%s.\n", fdt_strerror(err));
572*4882a593Smuzhiyun break;
573*4882a593Smuzhiyun }
574*4882a593Smuzhiyun }
575*4882a593Smuzhiyun #endif
576*4882a593Smuzhiyun ft_cpu_setup(blob, bd);
577*4882a593Smuzhiyun
578*4882a593Smuzhiyun FT_FSL_PCI_SETUP;
579*4882a593Smuzhiyun
580*4882a593Smuzhiyun fdt_board_fixup_esdhc(blob, bd);
581*4882a593Smuzhiyun fdt_board_fixup_qe_uart(blob, bd);
582*4882a593Smuzhiyun fdt_board_fixup_qe_usb(blob, bd);
583*4882a593Smuzhiyun
584*4882a593Smuzhiyun return 0;
585*4882a593Smuzhiyun }
586*4882a593Smuzhiyun #endif
587