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Ian Campbellcba69ee2014-05-05 11:52:26 +01001/*
2 * (C) Copyright 2012-2013 Henrik Nordstrom <henrik@henriknordstrom.net>
3 * (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
4 *
5 * (C) Copyright 2007-2011
6 * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
7 * Tom Cubie <tangliang@allwinnertech.com>
8 *
9 * Some board init for the Allwinner A10-evb board.
10 *
11 * SPDX-License-Identifier: GPL-2.0+
12 */
13
14#include <common.h>
Hans de Goedee79c7c82014-10-02 21:13:54 +020015#include <mmc.h>
Hans de Goede24289202014-06-13 22:55:51 +020016#ifdef CONFIG_AXP152_POWER
17#include <axp152.h>
18#endif
Henrik Nordstrom14bc66b2014-06-13 22:55:50 +020019#ifdef CONFIG_AXP209_POWER
20#include <axp209.h>
21#endif
Oliver Schinagl5c7f10f2013-07-26 12:56:58 +020022#ifdef CONFIG_AXP221_POWER
23#include <axp221.h>
24#endif
Ian Campbellcba69ee2014-05-05 11:52:26 +010025#include <asm/arch/clock.h>
Jonathan Liub41d7d02014-06-14 08:59:09 +020026#include <asm/arch/cpu.h>
Luc Verhaegen2d7a0842014-08-13 07:55:07 +020027#include <asm/arch/display.h>
Ian Campbellcba69ee2014-05-05 11:52:26 +010028#include <asm/arch/dram.h>
Ian Campbelle24ea552014-05-05 14:42:31 +010029#include <asm/arch/gpio.h>
30#include <asm/arch/mmc.h>
Jonathan Liub41d7d02014-06-14 08:59:09 +020031#include <asm/io.h>
32#include <net.h>
Ian Campbellcba69ee2014-05-05 11:52:26 +010033
34DECLARE_GLOBAL_DATA_PTR;
35
36/* add board specific code here */
37int board_init(void)
38{
39 int id_pfr1;
40
41 gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
42
43 asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1));
44 debug("id_pfr1: 0x%08x\n", id_pfr1);
45 /* Generic Timer Extension available? */
46 if ((id_pfr1 >> 16) & 0xf) {
47 debug("Setting CNTFRQ\n");
48 /* CNTFRQ == 24 MHz */
49 asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r"(24000000));
50 }
51
52 return 0;
53}
54
55int dram_init(void)
56{
57 gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE);
58
59 return 0;
60}
61
Ian Campbelle24ea552014-05-05 14:42:31 +010062#ifdef CONFIG_GENERIC_MMC
63static void mmc_pinmux_setup(int sdc)
64{
65 unsigned int pin;
66
67 switch (sdc) {
68 case 0:
69 /* D1-PF0, D0-PF1, CLK-PF2, CMD-PF3, D3-PF4, D4-PF5 */
70 for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) {
71 sunxi_gpio_set_cfgpin(pin, SUNXI_GPF0_SDC0);
72 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
73 sunxi_gpio_set_drv(pin, 2);
74 }
75 break;
76
77 case 1:
Hans de Goedebbff84b2014-10-03 16:44:57 +020078 /* CMD-PG3, CLK-PG4, D0~D3-PG5-8 */
79 for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) {
80 sunxi_gpio_set_cfgpin(pin, SUN5I_GPG3_SDC1);
Ian Campbelle24ea552014-05-05 14:42:31 +010081 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
82 sunxi_gpio_set_drv(pin, 2);
83 }
84 break;
85
86 case 2:
87 /* CMD-PC6, CLK-PC7, D0-PC8, D1-PC9, D2-PC10, D3-PC11 */
88 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) {
89 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC6_SDC2);
90 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
91 sunxi_gpio_set_drv(pin, 2);
92 }
93 break;
94
95 case 3:
96 /* CMD-PI4, CLK-PI5, D0~D3-PI6~9 : 2 */
97 for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) {
98 sunxi_gpio_set_cfgpin(pin, SUN4I_GPI4_SDC3);
99 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
100 sunxi_gpio_set_drv(pin, 2);
101 }
102 break;
103
104 default:
105 printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc);
106 break;
107 }
108}
109
110int board_mmc_init(bd_t *bis)
111{
Hans de Goedee79c7c82014-10-02 21:13:54 +0200112 __maybe_unused struct mmc *mmc0, *mmc1;
113 __maybe_unused char buf[512];
114
Ian Campbelle24ea552014-05-05 14:42:31 +0100115 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT);
Hans de Goedee79c7c82014-10-02 21:13:54 +0200116 mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT);
117 if (!mmc0)
118 return -1;
119
Hans de Goede2ccfac02014-10-02 20:43:50 +0200120#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
Ian Campbelle24ea552014-05-05 14:42:31 +0100121 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA);
Hans de Goedee79c7c82014-10-02 21:13:54 +0200122 mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA);
123 if (!mmc1)
124 return -1;
125#endif
126
127#if CONFIG_MMC_SUNXI_SLOT == 0 && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2
128 /*
129 * Both mmc0 and mmc2 are bootable, figure out where we're booting
130 * from. Try mmc0 first, just like the brom does.
131 */
132 if (mmc_getcd(mmc0) && mmc_init(mmc0) == 0 &&
133 mmc0->block_dev.block_read(0, 16, 1, buf) == 1) {
134 buf[12] = 0;
135 if (strcmp(&buf[4], "eGON.BT0") == 0)
136 return 0;
137 }
138
139 /* no bootable card in mmc0, so we must be booting from mmc2, swap */
140 mmc0->block_dev.dev = 1;
141 mmc1->block_dev.dev = 0;
Ian Campbelle24ea552014-05-05 14:42:31 +0100142#endif
143
144 return 0;
145}
146#endif
147
Hans de Goede66203772014-06-13 22:55:49 +0200148void i2c_init_board(void)
149{
150 sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUNXI_GPB0_TWI0);
151 sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUNXI_GPB0_TWI0);
152 clock_twi_onoff(0, 1);
153}
154
Ian Campbellcba69ee2014-05-05 11:52:26 +0100155#ifdef CONFIG_SPL_BUILD
156void sunxi_board_init(void)
157{
Henrik Nordstrom14bc66b2014-06-13 22:55:50 +0200158 int power_failed = 0;
Ian Campbellcba69ee2014-05-05 11:52:26 +0100159 unsigned long ramsize;
160
Hans de Goede24289202014-06-13 22:55:51 +0200161#ifdef CONFIG_AXP152_POWER
162 power_failed = axp152_init();
163 power_failed |= axp152_set_dcdc2(1400);
164 power_failed |= axp152_set_dcdc3(1500);
165 power_failed |= axp152_set_dcdc4(1250);
166 power_failed |= axp152_set_ldo2(3000);
167#endif
Henrik Nordstrom14bc66b2014-06-13 22:55:50 +0200168#ifdef CONFIG_AXP209_POWER
169 power_failed |= axp209_init();
170 power_failed |= axp209_set_dcdc2(1400);
171 power_failed |= axp209_set_dcdc3(1250);
172 power_failed |= axp209_set_ldo2(3000);
173 power_failed |= axp209_set_ldo3(2800);
174 power_failed |= axp209_set_ldo4(2800);
175#endif
Oliver Schinagl5c7f10f2013-07-26 12:56:58 +0200176#ifdef CONFIG_AXP221_POWER
177 power_failed = axp221_init();
178 power_failed |= axp221_set_dcdc1(3000);
179 power_failed |= axp221_set_dcdc2(1200);
180 power_failed |= axp221_set_dcdc3(1200);
181 power_failed |= axp221_set_dcdc4(1200);
182 power_failed |= axp221_set_dcdc5(1500);
183#if CONFIG_AXP221_DLDO1_VOLT != -1
184 power_failed |= axp221_set_dldo1(CONFIG_AXP221_DLDO1_VOLT);
185#endif
186#if CONFIG_AXP221_DLDO4_VOLT != -1
187 power_failed |= axp221_set_dldo4(CONFIG_AXP221_DLDO4_VOLT);
188#endif
189#if CONFIG_AXP221_ALDO1_VOLT != -1
190 power_failed |= axp221_set_aldo1(CONFIG_AXP221_ALDO1_VOLT);
191#endif
192#if CONFIG_AXP221_ALDO2_VOLT != -1
193 power_failed |= axp221_set_aldo2(CONFIG_AXP221_ALDO2_VOLT);
194#endif
195#if CONFIG_AXP221_ALDO3_VOLT != -1
196 power_failed |= axp221_set_aldo3(CONFIG_AXP221_ALDO3_VOLT);
197#endif
198#endif
Henrik Nordstrom14bc66b2014-06-13 22:55:50 +0200199
Ian Campbellcba69ee2014-05-05 11:52:26 +0100200 printf("DRAM:");
201 ramsize = sunxi_dram_init();
202 printf(" %lu MiB\n", ramsize >> 20);
203 if (!ramsize)
204 hang();
Henrik Nordstrom14bc66b2014-06-13 22:55:50 +0200205
206 /*
207 * Only clock up the CPU to full speed if we are reasonably
208 * assured it's being powered with suitable core voltage
209 */
210 if (!power_failed)
211 clock_set_pll1(CONFIG_CLK_FULL_SPEED);
212 else
213 printf("Failed to set core voltage! Can't set CPU frequency\n");
Ian Campbellcba69ee2014-05-05 11:52:26 +0100214}
215#endif
Jonathan Liub41d7d02014-06-14 08:59:09 +0200216
217#ifdef CONFIG_MISC_INIT_R
218int misc_init_r(void)
219{
220 if (!getenv("ethaddr")) {
221 uint32_t reg_val = readl(SUNXI_SID_BASE);
222
223 if (reg_val) {
224 uint8_t mac_addr[6];
225
226 mac_addr[0] = 0x02; /* Non OUI / registered MAC address */
227 mac_addr[1] = (reg_val >> 0) & 0xff;
228 reg_val = readl(SUNXI_SID_BASE + 0x0c);
229 mac_addr[2] = (reg_val >> 24) & 0xff;
230 mac_addr[3] = (reg_val >> 16) & 0xff;
231 mac_addr[4] = (reg_val >> 8) & 0xff;
232 mac_addr[5] = (reg_val >> 0) & 0xff;
233
234 eth_setenv_enetaddr("ethaddr", mac_addr);
235 }
236 }
237
238 return 0;
239}
240#endif
Luc Verhaegen2d7a0842014-08-13 07:55:07 +0200241
242#ifdef CONFIG_OF_BOARD_SETUP
243int ft_board_setup(void *blob, bd_t *bd)
244{
245#ifdef CONFIG_VIDEO_DT_SIMPLEFB
246 return sunxi_simplefb_setup(blob);
247#endif
248}
249#endif /* CONFIG_OF_BOARD_SETUP */