1 /* 2 * Amazon Kindle Fire (first generation) codename kc1 config 3 * 4 * Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <config.h> 10 #include <common.h> 11 #include <asm/arch/sys_proto.h> 12 #include <asm/arch/mmc_host_def.h> 13 #include <asm/gpio.h> 14 #include <asm/emif.h> 15 #include <twl6030.h> 16 #include "kc1.h" 17 18 DECLARE_GLOBAL_DATA_PTR; 19 20 const struct omap_sysinfo sysinfo = { 21 .board_string = "kc1" 22 }; 23 24 void set_muxconf_regs(void) 25 { 26 do_set_mux((*ctrl)->control_padconf_core_base, core_padconf_array, 27 sizeof(core_padconf_array) / sizeof(struct pad_conf_entry)); 28 } 29 30 struct lpddr2_device_details *emif_get_device_details(u32 emif_nr, u8 cs, 31 struct lpddr2_device_details *lpddr2_dev_details) 32 { 33 if (cs == CS1) 34 return NULL; 35 36 *lpddr2_dev_details = elpida_2G_S4_details; 37 38 return lpddr2_dev_details; 39 } 40 41 void emif_get_device_timings(u32 emif_nr, 42 const struct lpddr2_device_timings **cs0_device_timings, 43 const struct lpddr2_device_timings **cs1_device_timings) 44 { 45 *cs0_device_timings = &elpida_2G_S4_timings; 46 *cs1_device_timings = NULL; 47 } 48 49 int board_init(void) 50 { 51 /* GPMC init */ 52 gpmc_init(); 53 54 /* MACH number */ 55 gd->bd->bi_arch_number = MACH_TYPE_OMAP_4430SDP; 56 57 /* ATAGs location */ 58 gd->bd->bi_boot_params = OMAP44XX_DRAM_ADDR_SPACE_START + 0x100; 59 60 return 0; 61 } 62 63 int misc_init_r(void) 64 { 65 /* Serial number */ 66 67 omap_die_id_serial(); 68 69 return 0; 70 } 71 72 u32 get_board_rev(void) 73 { 74 u32 value = 0; 75 76 gpio_request(KC1_GPIO_MBID0, "MBID0"); 77 gpio_request(KC1_GPIO_MBID1, "MBID1"); 78 gpio_request(KC1_GPIO_MBID2, "MBID2"); 79 gpio_request(KC1_GPIO_MBID3, "MBID3"); 80 81 gpio_direction_input(KC1_GPIO_MBID0); 82 gpio_direction_input(KC1_GPIO_MBID1); 83 gpio_direction_input(KC1_GPIO_MBID2); 84 gpio_direction_input(KC1_GPIO_MBID3); 85 86 value |= (gpio_get_value(KC1_GPIO_MBID0) << 0); 87 value |= (gpio_get_value(KC1_GPIO_MBID1) << 1); 88 value |= (gpio_get_value(KC1_GPIO_MBID2) << 2); 89 value |= (gpio_get_value(KC1_GPIO_MBID3) << 3); 90 91 return value; 92 } 93 94 void get_board_serial(struct tag_serialnr *serialnr) 95 { 96 omap_die_id_get_board_serial(serialnr); 97 } 98 99 #ifndef CONFIG_SPL_BUILD 100 int board_mmc_init(bd_t *bis) 101 { 102 return omap_mmc_init(1, 0, 0, -1, -1); 103 } 104 #endif 105 106 void board_mmc_power_init(void) 107 { 108 twl6030_power_mmc_init(1); 109 } 110