2 * Copyright (C) 2007,2010 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
5 * SPDX-License-Identifier: GPL-2.0+
12 #include <asm/fsl_mpc83xx_serdes.h>
13 #include <spd_sdram.h>
16 #include <fdt_support.h>
17 #include <fsl_esdhc.h>
21 #include "../common/pq-mds-pib.h"
23 DECLARE_GLOBAL_DATA_PTR;
25 int board_early_init_f(void)
27 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
29 /* Enable flash write */
31 /* Clear all of the interrupt of BCSR */
34 #ifdef CONFIG_FSL_SERDES
35 immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
36 u32 spridr = in_be32(&immr->sysconf.spridr);
38 /* we check only part num, and don't look for CPU revisions */
39 switch (PARTID_NO_E(spridr)) {
41 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
42 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
45 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SGMII,
46 FSL_SERDES_CLK_125, FSL_SERDES_VDD_1V);
49 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
50 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
51 fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_SATA,
52 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
55 printf("serdes not configured: unknown CPU part number: "
56 "%04x\n", spridr >> 16);
59 #endif /* CONFIG_FSL_SERDES */
63 #ifdef CONFIG_FSL_ESDHC
64 int board_mmc_init(bd_t *bd)
66 struct immap __iomem *im = (struct immap __iomem *)CONFIG_SYS_IMMR;
67 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
69 if (!hwconfig("esdhc"))
72 /* Set SPI_SD, SER_SD, and IRQ4_WP so that SD signals go through */
75 /* Set proper bits in SICR to allow SD signals through */
76 clrsetbits_be32(&im->sysconf.sicrl, SICRL_USB_B, SICRL_USB_B_SD);
77 clrsetbits_be32(&im->sysconf.sicrh, SICRH_GPIO2_E | SICRH_SPI,
78 SICRH_GPIO2_E_SD | SICRH_SPI_SD);
80 return fsl_esdhc_mmc_init(bd);
84 #if defined(CONFIG_TSEC1) || defined(CONFIG_TSEC2)
85 int board_eth_init(bd_t *bd)
87 struct fsl_pq_mdio_info mdio_info;
88 struct tsec_info_struct tsec_info[2];
89 struct immap __iomem *im = (struct immap __iomem *)CONFIG_SYS_IMMR;
90 u32 rcwh = in_be32(&im->reset.rcwh);
94 /* New line after Net: */
98 SET_STD_TSEC_INFO(tsec_info[num], 1);
100 printf(CONFIG_TSEC1_NAME ": ");
102 tsec_mode = rcwh & HRCWH_TSEC1M_MASK;
103 if (tsec_mode == HRCWH_TSEC1M_IN_RGMII) {
105 /* this is default, no need to fixup */
106 } else if (tsec_mode == HRCWH_TSEC1M_IN_SGMII) {
108 tsec_info[num].phyaddr = TSEC1_PHY_ADDR_SGMII;
109 tsec_info[num].flags = TSEC_GIGABIT;
111 printf("unsupported PHY type\n");
116 SET_STD_TSEC_INFO(tsec_info[num], 2);
118 printf(CONFIG_TSEC2_NAME ": ");
120 tsec_mode = rcwh & HRCWH_TSEC2M_MASK;
121 if (tsec_mode == HRCWH_TSEC2M_IN_RGMII) {
123 /* this is default, no need to fixup */
124 } else if (tsec_mode == HRCWH_TSEC2M_IN_SGMII) {
126 tsec_info[num].phyaddr = TSEC2_PHY_ADDR_SGMII;
127 tsec_info[num].flags = TSEC_GIGABIT;
129 printf("unsupported PHY type\n");
134 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
135 mdio_info.name = DEFAULT_MII_NAME;
136 fsl_pq_mdio_init(bd, &mdio_info);
138 return tsec_eth_init(bd, tsec_info, num);
141 static void __ft_tsec_fixup(void *blob, bd_t *bd, const char *alias,
148 off = fdt_path_offset(blob, alias);
150 printf("WARNING: could not find %s alias: %s.\n", alias,
155 err = fdt_fixup_phy_connection(blob, off, PHY_INTERFACE_MODE_SGMII);
158 printf("WARNING: could not set phy-connection-type for %s: "
159 "%s.\n", alias, fdt_strerror(err));
163 ph = (u32 *)fdt_getprop(blob, off, "phy-handle", 0);
165 printf("WARNING: could not get phy-handle for %s.\n",
170 off = fdt_node_offset_by_phandle(blob, *ph);
172 printf("WARNING: could not get phy node for %s: %s\n", alias,
177 phy_addr = cpu_to_fdt32(phy_addr);
178 err = fdt_setprop(blob, off, "reg", &phy_addr, sizeof(phy_addr));
180 printf("WARNING: could not set phy node's reg for %s: "
181 "%s.\n", alias, fdt_strerror(err));
186 static void ft_tsec_fixup(void *blob, bd_t *bd)
188 struct immap __iomem *im = (struct immap __iomem *)CONFIG_SYS_IMMR;
189 u32 rcwh = in_be32(&im->reset.rcwh);
193 tsec_mode = rcwh & HRCWH_TSEC1M_MASK;
194 if (tsec_mode == HRCWH_TSEC1M_IN_SGMII)
195 __ft_tsec_fixup(blob, bd, "ethernet0", TSEC1_PHY_ADDR_SGMII);
199 tsec_mode = rcwh & HRCWH_TSEC2M_MASK;
200 if (tsec_mode == HRCWH_TSEC2M_IN_SGMII)
201 __ft_tsec_fixup(blob, bd, "ethernet1", TSEC2_PHY_ADDR_SGMII);
205 static inline void ft_tsec_fixup(void *blob, bd_t *bd) {}
206 #endif /* defined(CONFIG_TSEC1) || defined(CONFIG_TSEC2) */
208 int board_early_init_r(void)
210 #ifdef CONFIG_PQ_MDS_PIB
216 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
217 extern void ddr_enable_ecc(unsigned int dram_size);
219 int fixed_sdram(void);
223 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
226 if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
229 #if defined(CONFIG_SPD_EEPROM)
232 msize = fixed_sdram();
235 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
236 /* Initialize DDR ECC byte */
237 ddr_enable_ecc(msize * 1024 * 1024);
240 /* return total bus DDR size(bytes) */
241 gd->ram_size = msize * 1024 * 1024;
246 #if !defined(CONFIG_SPD_EEPROM)
247 /*************************************************************************
248 * fixed sdram init -- doesn't use serial presence detect.
249 ************************************************************************/
250 int fixed_sdram(void)
252 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
253 u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024;
254 u32 msize_log2 = __ilog2(msize);
256 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
257 im->sysconf.ddrlaw[0].ar = LBLAWAR_EN | (msize_log2 - 1);
259 #if (CONFIG_SYS_DDR_SIZE != 512)
260 #warning Currenly any ddr size other than 512 is not supported
262 im->sysconf.ddrcdr = CONFIG_SYS_DDRCDR_VALUE;
265 im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_SDRAM_CLK_CNTL;
268 im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
269 im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
272 im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
273 im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
274 im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
275 im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
276 im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
277 im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
278 im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
279 im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
280 im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
281 __asm__ __volatile__("sync");
284 im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
286 return CONFIG_SYS_DDR_SIZE;
288 #endif /*!CONFIG_SYS_SPD_EEPROM */
292 puts("Board: Freescale MPC837xEMDS\n");
297 int board_pci_host_broken(void)
299 struct immap __iomem *im = (struct immap __iomem *)CONFIG_SYS_IMMR;
300 const u32 rcw_mask = HRCWH_PCI1_ARBITER_ENABLE | HRCWH_PCI_HOST;
302 /* It's always OK in case of external arbiter. */
303 if (hwconfig_subarg_cmp("pci", "arbiter", "external"))
306 if ((in_be32(&im->reset.rcwh) & rcw_mask) != rcw_mask)
312 static void ft_pci_fixup(void *blob, bd_t *bd)
314 const char *status = "broken (no arbiter)";
318 off = fdt_path_offset(blob, "pci0");
320 printf("WARNING: could not find pci0 alias: %s.\n",
325 err = fdt_setprop(blob, off, "status", status, strlen(status) + 1);
327 printf("WARNING: could not set status for pci0: %s.\n",
334 #if defined(CONFIG_OF_BOARD_SETUP)
335 int ft_board_setup(void *blob, bd_t *bd)
337 ft_cpu_setup(blob, bd);
338 ft_tsec_fixup(blob, bd);
339 fsl_fdt_fixup_dr_usb(blob, bd);
340 fdt_fixup_esdhc(blob, bd);
342 ft_pci_setup(blob, bd);
343 if (board_pci_host_broken())
344 ft_pci_fixup(blob, bd);
345 ft_pcie_fixup(blob, bd);
350 #endif /* CONFIG_OF_BOARD_SETUP */