cgtqmx6eval: Add SPI NOR flash support
Add SPI NOR support: => sf probe SF: Detected SST25VF032B with page size 256 Bytes, erase size 4 KiB, total 4 MiB Signed-off-by: Otavio Salvador <otavio@ossystems.com.br> Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com>
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@ -45,6 +45,10 @@ DECLARE_GLOBAL_DATA_PTR;
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PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
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PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
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PAD_CTL_ODE | PAD_CTL_SRE_FAST)
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PAD_CTL_ODE | PAD_CTL_SRE_FAST)
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#define SPI_PAD_CTRL (PAD_CTL_HYS | \
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PAD_CTL_SPEED_MED | \
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PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
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#define MX6Q_QMX6_PFUZE_MUX IMX_GPIO_NR(6, 9)
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#define MX6Q_QMX6_PFUZE_MUX IMX_GPIO_NR(6, 9)
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@ -152,6 +156,13 @@ static iomux_v3_cfg_t enet_pads_ar8035[] = {
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MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
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};
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};
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static iomux_v3_cfg_t const ecspi1_pads[] = {
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MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL),
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MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL),
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MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL),
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MX6_PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL),
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};
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#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
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#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
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struct i2c_pads_info i2c_pad_info1 = {
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struct i2c_pads_info i2c_pad_info1 = {
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.scl = {
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.scl = {
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@ -381,6 +392,14 @@ static void setup_iomux_uart(void)
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imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
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imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
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}
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}
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#ifdef CONFIG_MXC_SPI
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static void setup_spi(void)
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{
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imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads));
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gpio_direction_output(IMX_GPIO_NR(3, 19), 0);
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}
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#endif
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#ifdef CONFIG_FSL_ESDHC
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#ifdef CONFIG_FSL_ESDHC
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static struct fsl_esdhc_cfg usdhc_cfg[] = {
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static struct fsl_esdhc_cfg usdhc_cfg[] = {
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{USDHC2_BASE_ADDR},
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{USDHC2_BASE_ADDR},
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@ -647,6 +666,9 @@ int board_early_init_f(void)
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setup_iomux_uart();
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setup_iomux_uart();
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setup_display();
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setup_display();
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#ifdef CONFIG_MXC_SPI
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setup_spi();
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#endif
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return 0;
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return 0;
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}
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}
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@ -671,6 +693,13 @@ int checkboard(void)
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return 0;
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return 0;
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}
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}
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#ifdef CONFIG_MXC_SPI
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int board_spi_cs_gpio(unsigned bus, unsigned cs)
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{
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return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(3, 19)) : -EINVAL;
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}
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#endif
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#ifdef CONFIG_CMD_BMODE
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#ifdef CONFIG_CMD_BMODE
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static const struct boot_mode board_boot_modes[] = {
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static const struct boot_mode board_boot_modes[] = {
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/* 4 bit bus width */
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/* 4 bit bus width */
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@ -29,6 +29,16 @@
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/* MMC Configs */
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/* MMC Configs */
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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/* SPI NOR */
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#define CONFIG_CMD_SF
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#define CONFIG_SPI_FLASH
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#define CONFIG_SPI_FLASH_STMICRO
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#define CONFIG_SPI_FLASH_SST
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#define CONFIG_MXC_SPI
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#define CONFIG_SF_DEFAULT_BUS 0
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#define CONFIG_SF_DEFAULT_SPEED 20000000
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#define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0)
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/* Miscellaneous commands */
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/* Miscellaneous commands */
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#define CONFIG_CMD_BMODE
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#define CONFIG_CMD_BMODE
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@ -200,8 +210,10 @@
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"else " \
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"else " \
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"bootz; " \
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"bootz; " \
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"fi;\0" \
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"fi;\0" \
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"spilock=sf probe && sf protect lock 0x3f0000 0x10000;"\
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#define CONFIG_BOOTCOMMAND \
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#define CONFIG_BOOTCOMMAND \
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"run spilock;" \
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"mmc dev ${mmcdev};" \
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"mmc dev ${mmcdev};" \
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"if mmc rescan; then " \
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"if mmc rescan; then " \
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"if run loadbootscript; then " \
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"if run loadbootscript; then " \
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