xref: /openbmc/u-boot/board/freescale/ls1012aqds/ls1012aqds.c (revision e5141cbe965e947ee42aa77aea569327fb80810d)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2016 Freescale Semiconductor, Inc.
4  */
5 
6 #include <common.h>
7 #include <i2c.h>
8 #include <fdt_support.h>
9 #include <asm/io.h>
10 #include <asm/arch/clock.h>
11 #include <asm/arch/fsl_serdes.h>
12 #ifdef CONFIG_FSL_LS_PPA
13 #include <asm/arch/ppa.h>
14 #endif
15 #include <asm/arch/fdt.h>
16 #include <asm/arch/mmu.h>
17 #include <asm/arch/soc.h>
18 #include <ahci.h>
19 #include <hwconfig.h>
20 #include <mmc.h>
21 #include <environment.h>
22 #include <scsi.h>
23 #include <fm_eth.h>
24 #include <fsl_esdhc.h>
25 #include <fsl_mmdc.h>
26 #include <spl.h>
27 #include <netdev.h>
28 #include <fsl_sec.h>
29 #include "../common/qixis.h"
30 #include "ls1012aqds_qixis.h"
31 #include "ls1012aqds_pfe.h"
32 
33 DECLARE_GLOBAL_DATA_PTR;
34 
35 int checkboard(void)
36 {
37 	char buf[64];
38 	u8 sw;
39 
40 	sw = QIXIS_READ(arch);
41 	printf("Board Arch: V%d, ", sw >> 4);
42 	printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1);
43 
44 	sw = QIXIS_READ(brdcfg[QIXIS_LBMAP_BRDCFG_REG]);
45 
46 	if (sw & QIXIS_LBMAP_ALTBANK)
47 		printf("flash: 2\n");
48 	else
49 		printf("flash: 1\n");
50 
51 	printf("FPGA: v%d (%s), build %d",
52 	       (int)QIXIS_READ(scver), qixis_read_tag(buf),
53 	       (int)qixis_read_minor());
54 
55 	/* the timestamp string contains "\n" at the end */
56 	printf(" on %s", qixis_read_time(buf));
57 	return 0;
58 }
59 
60 int dram_init(void)
61 {
62 	static const struct fsl_mmdc_info mparam = {
63 		0x05180000,	/* mdctl */
64 		0x00030035,	/* mdpdc */
65 		0x12554000,	/* mdotc */
66 		0xbabf7954,	/* mdcfg0 */
67 		0xdb328f64,	/* mdcfg1 */
68 		0x01ff00db,	/* mdcfg2 */
69 		0x00001680,	/* mdmisc */
70 		0x0f3c8000,	/* mdref */
71 		0x00002000,	/* mdrwd */
72 		0x00bf1023,	/* mdor */
73 		0x0000003f,	/* mdasp */
74 		0x0000022a,	/* mpodtctrl */
75 		0xa1390003,	/* mpzqhwctrl */
76 	};
77 
78 	mmdc_init(&mparam);
79 
80 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
81 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
82 	/* This will break-before-make MMU for DDR */
83 	update_early_mmu_table();
84 #endif
85 
86 	return 0;
87 }
88 
89 int board_early_init_f(void)
90 {
91 	fsl_lsch2_early_init_f();
92 
93 	return 0;
94 }
95 
96 #ifdef CONFIG_MISC_INIT_R
97 int misc_init_r(void)
98 {
99 	u8 mux_sdhc_cd = 0x80;
100 
101 	i2c_set_bus_num(0);
102 
103 	i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, 0x5a, 1, &mux_sdhc_cd, 1);
104 	return 0;
105 }
106 #endif
107 
108 int board_init(void)
109 {
110 	struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
111 				   CONFIG_SYS_CCI400_OFFSET);
112 
113 	/* Set CCI-400 control override register to enable barrier
114 	 * transaction */
115 	out_le32(&cci->ctrl_ord,
116 		 CCI400_CTRLORD_EN_BARRIER);
117 
118 #ifdef CONFIG_SYS_FSL_ERRATUM_A010315
119 	erratum_a010315();
120 #endif
121 
122 #ifdef CONFIG_ENV_IS_NOWHERE
123 	gd->env_addr = (ulong)&default_environment[0];
124 #endif
125 
126 #ifdef CONFIG_FSL_CAAM
127 	sec_init();
128 #endif
129 
130 #ifdef CONFIG_FSL_LS_PPA
131 	ppa_init();
132 #endif
133 	return 0;
134 }
135 
136 int esdhc_status_fixup(void *blob, const char *compat)
137 {
138 	char esdhc0_path[] = "/soc/esdhc@1560000";
139 	char esdhc1_path[] = "/soc/esdhc@1580000";
140 	u8 card_id;
141 
142 	do_fixup_by_path(blob, esdhc0_path, "status", "okay",
143 			 sizeof("okay"), 1);
144 
145 	/*
146 	 * The Presence Detect 2 register detects the installation
147 	 * of cards in various PCI Express or SGMII slots.
148 	 *
149 	 * STAT_PRS2[7:5]: Specifies the type of card installed in the
150 	 * SDHC2 Adapter slot. 0b111 indicates no adapter is installed.
151 	 */
152 	card_id = (QIXIS_READ(present2) & 0xe0) >> 5;
153 
154 	/* If no adapter is installed in SDHC2, disable SDHC2 */
155 	if (card_id == 0x7)
156 		do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
157 				 sizeof("disabled"), 1);
158 	else
159 		do_fixup_by_path(blob, esdhc1_path, "status", "okay",
160 				 sizeof("okay"), 1);
161 	return 0;
162 }
163 
164 static int pfe_set_properties(void *set_blob, struct pfe_prop_val prop_val,
165 			      char *enet_path, char *mdio_path)
166 {
167 	do_fixup_by_path(set_blob, enet_path, "fsl,gemac-bus-id",
168 			 &prop_val.busid, PFE_PROP_LEN, 1);
169 	do_fixup_by_path(set_blob, enet_path, "fsl,gemac-phy-id",
170 			 &prop_val.phyid, PFE_PROP_LEN, 1);
171 	do_fixup_by_path(set_blob, enet_path, "fsl,mdio-mux-val",
172 			 &prop_val.mux_val, PFE_PROP_LEN, 1);
173 	do_fixup_by_path(set_blob, enet_path, "phy-mode",
174 			 prop_val.phy_mode, strlen(prop_val.phy_mode) + 1, 1);
175 	do_fixup_by_path(set_blob, mdio_path, "fsl,mdio-phy-mask",
176 			 &prop_val.phy_mask, PFE_PROP_LEN, 1);
177 	return 0;
178 }
179 
180 static void fdt_fsl_fixup_of_pfe(void *blob)
181 {
182 	int i = 0;
183 	struct pfe_prop_val prop_val;
184 	void *l_blob = blob;
185 
186 	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
187 	unsigned int srds_s1 = in_be32(&gur->rcwsr[4]) &
188 		FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
189 	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
190 
191 	for (i = 0; i < NUM_ETH_NODE; i++) {
192 		switch (srds_s1) {
193 		case SERDES_1_G_PROTOCOL:
194 			if (i == 0) {
195 				prop_val.busid = cpu_to_fdt32(
196 						ETH_1_1G_BUS_ID);
197 				prop_val.phyid = cpu_to_fdt32(
198 						ETH_1_1G_PHY_ID);
199 				prop_val.mux_val = cpu_to_fdt32(
200 						ETH_1_1G_MDIO_MUX);
201 				prop_val.phy_mask = cpu_to_fdt32(
202 						ETH_1G_MDIO_PHY_MASK);
203 				prop_val.phy_mode = "sgmii";
204 				pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
205 						   ETH_1_MDIO);
206 			} else {
207 				prop_val.busid = cpu_to_fdt32(
208 						ETH_2_1G_BUS_ID);
209 				prop_val.phyid = cpu_to_fdt32(
210 						ETH_2_1G_PHY_ID);
211 				prop_val.mux_val = cpu_to_fdt32(
212 						ETH_2_1G_MDIO_MUX);
213 				prop_val.phy_mask = cpu_to_fdt32(
214 						ETH_1G_MDIO_PHY_MASK);
215 				prop_val.phy_mode = "rgmii";
216 				pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
217 						   ETH_2_MDIO);
218 			}
219 		break;
220 		case SERDES_2_5_G_PROTOCOL:
221 			if (i == 0) {
222 				prop_val.busid = cpu_to_fdt32(
223 						ETH_1_2_5G_BUS_ID);
224 				prop_val.phyid = cpu_to_fdt32(
225 						ETH_1_2_5G_PHY_ID);
226 				prop_val.mux_val = cpu_to_fdt32(
227 						ETH_1_2_5G_MDIO_MUX);
228 				prop_val.phy_mask = cpu_to_fdt32(
229 						ETH_2_5G_MDIO_PHY_MASK);
230 				prop_val.phy_mode = "sgmii-2500";
231 				pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
232 						   ETH_1_MDIO);
233 			} else {
234 				prop_val.busid = cpu_to_fdt32(
235 						ETH_2_2_5G_BUS_ID);
236 				prop_val.phyid = cpu_to_fdt32(
237 						ETH_2_2_5G_PHY_ID);
238 				prop_val.mux_val = cpu_to_fdt32(
239 						ETH_2_2_5G_MDIO_MUX);
240 				prop_val.phy_mask = cpu_to_fdt32(
241 						ETH_2_5G_MDIO_PHY_MASK);
242 				prop_val.phy_mode = "sgmii-2500";
243 				pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
244 						   ETH_2_MDIO);
245 			}
246 		break;
247 		default:
248 			printf("serdes:[%d]\n", srds_s1);
249 		}
250 	}
251 }
252 
253 #ifdef CONFIG_OF_BOARD_SETUP
254 int ft_board_setup(void *blob, bd_t *bd)
255 {
256 	arch_fixup_fdt(blob);
257 
258 	ft_cpu_setup(blob, bd);
259 	fdt_fsl_fixup_of_pfe(blob);
260 
261 	return 0;
262 }
263 #endif
264