imx6: tqma6: disable spi CS unused in U-Boot
authorMarkus Niebel <Markus.Niebel@tq-group.com>
Fri, 3 Feb 2017 15:25:00 +0000 (16:25 +0100)
committerStefano Babic <sbabic@denx.de>
Fri, 17 Mar 2017 08:27:08 +0000 (09:27 +0100)
Since the CS are not in use, do not map them. User of starterkit
mainboard is free to use them otherwise. When using these pins later
in the OS for instance as GPIO IRQ pin, they need to be input.

Signed-off-by: Markus Niebel <Markus.Niebel@tq-group.com>
board/tqc/tqma6/tqma6_mba6.c

index af92967..02705be 100644 (file)
@@ -234,27 +234,6 @@ static void mba6_setup_i2c(void)
                printf("setup I2C1 failed: %d\n", ret);
 }
 
-
-static iomux_v3_cfg_t const mba6_ecspi1_pads[] = {
-       NEW_PAD_CTRL(MX6_PAD_EIM_D24__GPIO3_IO24, SPI_PAD_CTRL),
-       NEW_PAD_CTRL(MX6_PAD_EIM_D25__GPIO3_IO25, SPI_PAD_CTRL),
-};
-
-static unsigned const mba6_ecspi1_cs[] = {
-       IMX_GPIO_NR(3, 24),
-       IMX_GPIO_NR(3, 25),
-};
-
-static void mba6_setup_iomuxc_spi(void)
-{
-       unsigned i;
-
-       for (i = 0; i < ARRAY_SIZE(mba6_ecspi1_cs); ++i)
-               gpio_direction_output(mba6_ecspi1_cs[i], 1);
-       imx_iomux_v3_setup_multiple_pads(mba6_ecspi1_pads,
-                                        ARRAY_SIZE(mba6_ecspi1_pads));
-}
-
 int board_phy_config(struct phy_device *phydev)
 {
 /*
@@ -341,7 +320,6 @@ int tqma6_bb_board_early_init_f(void)
 int tqma6_bb_board_init(void)
 {
        mba6_setup_i2c();
-       mba6_setup_iomuxc_spi();
        /* do it here - to have reset completed */
        mba6_setup_iomuxc_enet();