#include <asm/ti-common/keystone_net.h>
#include <asm/arch/psc_defs.h>
#include <asm/arch/mmc_host_def.h>
+#include <fdtdec.h>
+#include <i2c.h>
#include "mux-k2g.h"
+#include "../common/board_detect.h"
-#define SYS_CLK 24000000
+#define K2G_GP_AUDIO_CODEC_ADDRESS 0x1B
-unsigned int external_clk[ext_clk_count] = {
- [sys_clk] = SYS_CLK,
- [pa_clk] = SYS_CLK,
- [tetris_clk] = SYS_CLK,
- [ddr3a_clk] = SYS_CLK,
- [uart_clk] = SYS_CLK,
+const unsigned int sysclk_array[MAX_SYSCLK] = {
+ 19200000,
+ 24000000,
+ 25000000,
+ 26000000,
};
+unsigned int get_external_clk(u32 clk)
+{
+ unsigned int clk_freq;
+ u8 sysclk_index = get_sysclk_index();
+
+ switch (clk) {
+ case sys_clk:
+ clk_freq = sysclk_array[sysclk_index];
+ break;
+ case pa_clk:
+ clk_freq = sysclk_array[sysclk_index];
+ break;
+ case tetris_clk:
+ clk_freq = sysclk_array[sysclk_index];
+ break;
+ case ddr3a_clk:
+ clk_freq = sysclk_array[sysclk_index];
+ break;
+ case uart_clk:
+ clk_freq = sysclk_array[sysclk_index];
+ break;
+ default:
+ clk_freq = 0;
+ break;
+ }
+
+ return clk_freq;
+}
+
static int arm_speeds[DEVSPEED_NUMSPDS] = {
SPD400,
SPD600,
SPD400,
};
-static struct pll_init_data main_pll_config[NUM_SPDS] = {
- [SPD400] = {MAIN_PLL, 100, 3, 2},
- [SPD600] = {MAIN_PLL, 300, 6, 2},
- [SPD800] = {MAIN_PLL, 200, 3, 2},
- [SPD900] = {TETRIS_PLL, 75, 1, 2},
- [SPD1000] = {TETRIS_PLL, 250, 3, 2},
+static struct pll_init_data main_pll_config[MAX_SYSCLK][NUM_SPDS] = {
+ [SYSCLK_19MHz] = {
+ [SPD400] = {MAIN_PLL, 125, 3, 2},
+ [SPD600] = {MAIN_PLL, 125, 2, 2},
+ [SPD800] = {MAIN_PLL, 250, 3, 2},
+ [SPD900] = {MAIN_PLL, 187, 2, 2},
+ [SPD1000] = {MAIN_PLL, 104, 1, 2},
+ },
+ [SYSCLK_24MHz] = {
+ [SPD400] = {MAIN_PLL, 100, 3, 2},
+ [SPD600] = {MAIN_PLL, 300, 6, 2},
+ [SPD800] = {MAIN_PLL, 200, 3, 2},
+ [SPD900] = {MAIN_PLL, 75, 1, 2},
+ [SPD1000] = {MAIN_PLL, 250, 3, 2},
+ },
+ [SYSCLK_25MHz] = {
+ [SPD400] = {MAIN_PLL, 32, 1, 2},
+ [SPD600] = {MAIN_PLL, 48, 1, 2},
+ [SPD800] = {MAIN_PLL, 64, 1, 2},
+ [SPD900] = {MAIN_PLL, 72, 1, 2},
+ [SPD1000] = {MAIN_PLL, 80, 1, 2},
+ },
+ [SYSCLK_26MHz] = {
+ [SPD400] = {MAIN_PLL, 400, 13, 2},
+ [SPD600] = {MAIN_PLL, 230, 5, 2},
+ [SPD800] = {MAIN_PLL, 123, 2, 2},
+ [SPD900] = {MAIN_PLL, 69, 1, 2},
+ [SPD1000] = {MAIN_PLL, 384, 5, 2},
+ },
};
-static struct pll_init_data tetris_pll_config[NUM_SPDS] = {
- [SPD200] = {TETRIS_PLL, 250, 3, 10},
- [SPD400] = {TETRIS_PLL, 100, 1, 6},
- [SPD600] = {TETRIS_PLL, 100, 1, 4},
- [SPD800] = {TETRIS_PLL, 400, 3, 4},
- [SPD900] = {TETRIS_PLL, 75, 1, 2},
- [SPD1000] = {TETRIS_PLL, 250, 3, 2},
+static struct pll_init_data tetris_pll_config[MAX_SYSCLK][NUM_SPDS] = {
+ [SYSCLK_19MHz] = {
+ [SPD200] = {TETRIS_PLL, 625, 6, 10},
+ [SPD400] = {TETRIS_PLL, 125, 1, 6},
+ [SPD600] = {TETRIS_PLL, 125, 1, 4},
+ [SPD800] = {TETRIS_PLL, 333, 2, 4},
+ [SPD900] = {TETRIS_PLL, 187, 2, 2},
+ [SPD1000] = {TETRIS_PLL, 104, 1, 2},
+ },
+ [SYSCLK_24MHz] = {
+ [SPD200] = {TETRIS_PLL, 250, 3, 10},
+ [SPD400] = {TETRIS_PLL, 100, 1, 6},
+ [SPD600] = {TETRIS_PLL, 100, 1, 4},
+ [SPD800] = {TETRIS_PLL, 400, 3, 4},
+ [SPD900] = {TETRIS_PLL, 75, 1, 2},
+ [SPD1000] = {TETRIS_PLL, 250, 3, 2},
+ },
+ [SYSCLK_25MHz] = {
+ [SPD200] = {TETRIS_PLL, 80, 1, 10},
+ [SPD400] = {TETRIS_PLL, 96, 1, 6},
+ [SPD600] = {TETRIS_PLL, 96, 1, 4},
+ [SPD800] = {TETRIS_PLL, 128, 1, 4},
+ [SPD900] = {TETRIS_PLL, 72, 1, 2},
+ [SPD1000] = {TETRIS_PLL, 80, 1, 2},
+ },
+ [SYSCLK_26MHz] = {
+ [SPD200] = {TETRIS_PLL, 307, 4, 10},
+ [SPD400] = {TETRIS_PLL, 369, 4, 6},
+ [SPD600] = {TETRIS_PLL, 369, 4, 4},
+ [SPD800] = {TETRIS_PLL, 123, 1, 4},
+ [SPD900] = {TETRIS_PLL, 69, 1, 2},
+ [SPD1000] = {TETRIS_PLL, 384, 5, 2},
+ },
};
-static struct pll_init_data uart_pll_config = {UART_PLL, 64, 1, 4};
-static struct pll_init_data nss_pll_config = {NSS_PLL, 250, 3, 2};
-static struct pll_init_data ddr3_pll_config = {DDR3A_PLL, 250, 3, 10};
+static struct pll_init_data uart_pll_config[MAX_SYSCLK] = {
+ [SYSCLK_19MHz] = {UART_PLL, 160, 1, 8},
+ [SYSCLK_24MHz] = {UART_PLL, 128, 1, 8},
+ [SYSCLK_25MHz] = {UART_PLL, 768, 5, 10},
+ [SYSCLK_26MHz] = {UART_PLL, 384, 13, 2},
+};
+
+static struct pll_init_data nss_pll_config[MAX_SYSCLK] = {
+ [SYSCLK_19MHz] = {NSS_PLL, 625, 6, 2},
+ [SYSCLK_24MHz] = {NSS_PLL, 250, 3, 2},
+ [SYSCLK_25MHz] = {NSS_PLL, 80, 1, 2},
+ [SYSCLK_26MHz] = {NSS_PLL, 1000, 13, 2},
+};
+
+static struct pll_init_data ddr3_pll_config[MAX_SYSCLK] = {
+ [SYSCLK_19MHz] = {DDR3A_PLL, 167, 1, 16},
+ [SYSCLK_24MHz] = {DDR3A_PLL, 133, 1, 16},
+ [SYSCLK_25MHz] = {DDR3A_PLL, 128, 1, 16},
+ [SYSCLK_26MHz] = {DDR3A_PLL, 123, 1, 16},
+};
struct pll_init_data *get_pll_init_data(int pll)
{
int speed;
struct pll_init_data *data = NULL;
+ u8 sysclk_index = get_sysclk_index();
switch (pll) {
case MAIN_PLL:
speed = get_max_dev_speed(dev_speeds);
- data = &main_pll_config[speed];
+ data = &main_pll_config[sysclk_index][speed];
break;
case TETRIS_PLL:
speed = get_max_arm_speed(arm_speeds);
- data = &tetris_pll_config[speed];
+ data = &tetris_pll_config[sysclk_index][speed];
break;
case NSS_PLL:
- data = &nss_pll_config;
+ data = &nss_pll_config[sysclk_index];
break;
case UART_PLL:
- data = &uart_pll_config;
+ data = &uart_pll_config[sysclk_index];
break;
case DDR3_PLL:
- data = &ddr3_pll_config;
+ data = &ddr3_pll_config[sysclk_index];
break;
default:
data = NULL;
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
};
-#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
+#if defined(CONFIG_MMC)
int board_mmc_init(bd_t *bis)
{
if (psc_enable_module(KS2_LPSC_MMC)) {
return -1;
}
- omap_mmc_init(0, 0, 0, -1, -1);
+ if (board_is_k2g_gp())
+ omap_mmc_init(0, 0, 0, -1, -1);
+
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}
#endif
+#if defined(CONFIG_FIT_EMBED)
+int board_fit_config_name_match(const char *name)
+{
+ bool eeprom_read = board_ti_was_eeprom_read();
+
+ if (!strcmp(name, "keystone-k2g-generic") && !eeprom_read)
+ return 0;
+ else if (!strcmp(name, "keystone-k2g-evm") && board_ti_is("66AK2GGP"))
+ return 0;
+ else if (!strcmp(name, "keystone-k2g-ice") && board_ti_is("66AK2GIC"))
+ return 0;
+ else
+ return -1;
+}
+#endif
+
+#if defined(CONFIG_DTB_RESELECT)
+static int k2g_alt_board_detect(void)
+{
+ int rc;
+
+ rc = i2c_set_bus_num(1);
+ if (rc)
+ return rc;
+
+ rc = i2c_probe(K2G_GP_AUDIO_CODEC_ADDRESS);
+ if (rc)
+ return rc;
+
+ ti_i2c_eeprom_am_set("66AK2GGP", "1.0X");
+
+ return 0;
+}
+
+static void k2g_reset_mux_config(void)
+{
+ /* Unlock the reset mux register */
+ clrbits_le32(KS2_RSTMUX8, RSTMUX_LOCK8_MASK);
+
+ /* Configure BOOTCFG_RSTMUX8 for WDT event to cause a device reset */
+ clrsetbits_le32(KS2_RSTMUX8, RSTMUX_OMODE8_MASK,
+ RSTMUX_OMODE8_DEV_RESET << RSTMUX_OMODE8_SHIFT);
+
+ /* lock the reset mux register to prevent any spurious writes. */
+ setbits_le32(KS2_RSTMUX8, RSTMUX_LOCK8_MASK);
+}
+
+int embedded_dtb_select(void)
+{
+ int rc;
+ rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
+ CONFIG_EEPROM_CHIP_ADDRESS);
+ if (rc) {
+ rc = k2g_alt_board_detect();
+ if (rc) {
+ printf("Unable to do board detection\n");
+ return -1;
+ }
+ }
+
+ fdtdec_setup();
+
+ k2g_mux_config();
+
+ k2g_reset_mux_config();
+
+ if (board_is_k2g_gp()) {
+ /* deassert FLASH_HOLD */
+ clrbits_le32(K2G_GPIO1_BANK2_BASE + K2G_GPIO_DIR_OFFSET,
+ BIT(9));
+ setbits_le32(K2G_GPIO1_BANK2_BASE + K2G_GPIO_SETDATA_OFFSET,
+ BIT(9));
+ }
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_TI_I2C_BOARD_DETECT)
+ int rc;
+
+ rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
+ CONFIG_EEPROM_CHIP_ADDRESS);
+ if (rc)
+ printf("ti_i2c_eeprom_init failed %d\n", rc);
+
+ board_ti_set_ethaddr(1);
+#endif
+
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ if (board_is_k2g_gp())
+ env_set("board_name", "66AK2GGP\0");
+ else if (board_is_k2g_ice())
+ env_set("board_name", "66AK2GIC\0");
+#endif
+ return 0;
+}
+#endif
+
#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
k2g_mux_config();
- /* deassert FLASH_HOLD */
- clrbits_le32(K2G_GPIO1_BANK2_BASE + K2G_GPIO_DIR_OFFSET,
- BIT(9));
- setbits_le32(K2G_GPIO1_BANK2_BASE + K2G_GPIO_SETDATA_OFFSET,
- BIT(9));
-
return 0;
}
#endif
projects / people / ms / u-boot.git / blobdiff