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authorGabe Black <gabeblack@chromium.org>2013-09-24 01:42:30 -0700
committerMartin Roth <martinroth@google.com>2016-06-21 00:46:42 +0200
commit4c3de9c3edd7cb6fabc72337171862930354f0bf (patch)
treee480c90819e7118cb35ff3c1eccc231ea61d0aec /src/mainboard/ti
parent41bcf8adbf4810f5564f028dc070716d7770418e (diff)
downloadcoreboot-4c3de9c3edd7cb6fabc72337171862930354f0bf.tar.xz
beaglebone: Update bootblock.c to use new structs/code
New structures and functions have been added to make it easier and clearer to talk to GPIOs, configure the clock module, and toggle the LEDs. Use that code in bootblock.c instead of doing those things manually with hardcoded addresses. Change-Id: If41db0220de4bc95a6c99945ec402e3026cb4eeb Signed-off-by: Gabe Black <gabeblack@chromium.org> Signed-off-by: Alexander Couzens <lynxis@fe80.eu> Reviewed-on: https://review.coreboot.org/3944 Tested-by: build bot (Jenkins) Reviewed-by: David Hendricks <dhendrix@chromium.org>
Diffstat (limited to 'src/mainboard/ti')
-rw-r--r--src/mainboard/ti/beaglebone/bootblock.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/src/mainboard/ti/beaglebone/bootblock.c b/src/mainboard/ti/beaglebone/bootblock.c
index 162592f2b0..5cca141de6 100644
--- a/src/mainboard/ti/beaglebone/bootblock.c
+++ b/src/mainboard/ti/beaglebone/bootblock.c
@@ -18,47 +18,47 @@
#include <bootblock_common.h>
#include <console/uart.h>
#include <console/console.h>
+#include <cpu/ti/am335x/clock.h>
+#include <cpu/ti/am335x/gpio.h>
#include <cpu/ti/am335x/pinmux.h>
+#include "leds.h"
+
void bootblock_mainboard_init(void)
{
- void *uart_clock_ctrl = NULL;
-
- /* Enable the GPIO module */
- write32((uint32_t *)(0x44e00000 + 0xac), (0x2 << 0) | (1 << 18));
-
- /* Disable interrupts from these GPIOs */
- setbits_le32((uint32_t *)(0x4804c000 + 0x3c), 0xf << 21);
+ write32(&am335x_cm_wkup->wkup_gpio0, CM_ST_SW_WKUP | CM_FCLK_EN);
+ write32(&am335x_cm_per->gpio1, CM_ST_SW_WKUP | CM_FCLK_EN);
+ write32(&am335x_cm_per->gpio2, CM_ST_SW_WKUP | CM_FCLK_EN);
+ write32(&am335x_cm_per->gpio3, CM_ST_SW_WKUP | CM_FCLK_EN);
- /* Enable output */
- clrbits_le32((uint32_t *)(0x4804c000 + 0x134), 0xf << 21);
+ am335x_disable_gpio_irqs();
- /* Set every other light */
- clrbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0xf << 21);
- setbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0x5 << 21);
+ beaglebone_leds_init();
+ beaglebone_leds_set(BEAGLEBONE_LED_USR0, 1);
+ beaglebone_leds_set(BEAGLEBONE_LED_USR1, 0);
+ beaglebone_leds_set(BEAGLEBONE_LED_USR2, 1);
+ beaglebone_leds_set(BEAGLEBONE_LED_USR3, 0);
/* Set up the UART we're going to use */
if (CONFIG_UART_FOR_CONSOLE == 0) {
am335x_pinmux_uart0();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00400 + 0xb4);
+ write32(&am335x_cm_wkup->wkup_uart0, CM_ST_SW_WKUP);
} else if (CONFIG_UART_FOR_CONSOLE == 1) {
am335x_pinmux_uart1();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x6c);
+ write32(&am335x_cm_per->uart1, CM_ST_SW_WKUP);
} else if (CONFIG_UART_FOR_CONSOLE == 2) {
am335x_pinmux_uart2();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x70);
+ write32(&am335x_cm_per->uart2, CM_ST_SW_WKUP);
} else if (CONFIG_UART_FOR_CONSOLE == 3) {
am335x_pinmux_uart3();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x74);
+ write32(&am335x_cm_per->uart3, CM_ST_SW_WKUP);
} else if (CONFIG_UART_FOR_CONSOLE == 4) {
am335x_pinmux_uart4();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x78);
+ write32(&am335x_cm_per->uart4, CM_ST_SW_WKUP);
} else if (CONFIG_UART_FOR_CONSOLE == 5) {
am335x_pinmux_uart5();
- uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x38);
+ write32(&am335x_cm_per->uart5, CM_ST_SW_WKUP);
}
- if (uart_clock_ctrl)
- write32(uart_clock_ctrl, 0x2);
/* Start monotonic timer */
//rtc_start();