Add support for the PMIC (MC13783) controller and enables charging of the RTC battery.
Signed-off-by: Stefano Babic <[email protected]> --- board/davedenx/qong/qong.c | 20 ++++++++++++++++++++ include/configs/qong.h | 14 ++++++++++++++ 2 files changed, 34 insertions(+), 0 deletions(-) diff --git a/board/davedenx/qong/qong.c b/board/davedenx/qong/qong.c index eb9218e..781333b 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"); diff --git a/include/configs/qong.h b/include/configs/qong.h index 178c8e7..1d187d0 100644 --- a/include/configs/qong.h +++ b/include/configs/qong.h @@ -54,6 +54,17 @@ #define CONFIG_MX31_GPIO +#define CONFIG_MXC_SPI +#define CONFIG_DEFAULT_SPI_BUS 1 +#define CONFIG_DEFAULT_SPI_MODE (SPI_MODE_2 | SPI_CS_HIGH) +#define CONFIG_RTC_MC13783 + +#define CONFIG_FSL_PMIC +#define CONFIG_FSL_PMIC_BUS 1 +#define CONFIG_FSL_PMIC_CS 0 +#define CONFIG_FSL_PMIC_CLK 100000 +#define CONFIG_FSL_PMIC_MODE (SPI_MODE_2 | SPI_CS_HIGH) + /* FPGA */ #define CONFIG_QONG_FPGA 1 #define CONFIG_FPGA_BASE (CS1_BASE) @@ -87,6 +98,9 @@ #define CONFIG_CMD_NET #define CONFIG_CMD_MII #define CONFIG_CMD_NAND +#define CONFIG_CMD_SPI +#define CONFIG_CMD_DATE +#define BOARD_LATE_INIT /* * You can compile in a MAC address and your custom net settings by using -- 1.6.3.3 _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
