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authorStefano Babic <sbabic@denx.de>2010-04-16 17:13:54 +0200
committerStefano Babic <sbabic@denx.de>2010-05-05 09:48:41 +0200
commite98ecd71102de9d97bd82be247ed909260fb671b (patch)
treeabc2d241679bc0c0c7bc6b18843546c2ae3a7bfa /board/davedenx
parentdfe5e14fa263eb8f1a9f087f0284788e7559821d (diff)
downloadu-boot-linaro-stable-e98ecd71102de9d97bd82be247ed909260fb671b.tar.gz
MX31: Add support for PMIC to the QONG module
Add support for the PMIC (MC13783) controller and enables charging of the RTC battery. Signed-off-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'board/davedenx')
-rw-r--r--board/davedenx/qong/qong.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/board/davedenx/qong/qong.c b/board/davedenx/qong/qong.c
index eb9218ec5..781333b8c 100644
--- a/board/davedenx/qong/qong.c
+++ b/board/davedenx/qong/qong.c
@@ -26,6 +26,7 @@
#include <asm/arch/mx31.h>
#include <asm/arch/mx31-regs.h>
#include <nand.h>
+#include <fsl_pmic.h>
#include "qong_fpga.h"
DECLARE_GLOBAL_DATA_PTR;
@@ -128,6 +129,13 @@ int board_init (void)
mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
mx31_gpio_mux(MUX_CTS1__UART1_CTS_B);
+ /* setup pins for SPI (pmic) */
+ mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B);
+ mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI);
+ mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO);
+ mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK);
+ mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B);
+
/* board id for linux */
gd->bd->bi_arch_number = MACH_TYPE_QONG;
gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
@@ -135,6 +143,18 @@ int board_init (void)
return 0;
}
+int board_late_init(void)
+{
+ u32 val;
+
+ /* Enable RTC battery */
+ val = pmic_reg_read(REG_POWER_CTL0);
+ pmic_reg_write(REG_POWER_CTL0, val | COINCHEN);
+ pmic_reg_write(REG_INT_STATUS1, RTCRSTI);
+
+ return 0;
+}
+
int checkboard (void)
{
printf("Board: DAVE/DENX Qong\n");