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| author | Tim Harvey <tharvey@gateworks.com> | 2014-06-02 16:13:24 -0700 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2014-06-06 10:07:26 +0200 |
| commit | 5bf497e3fdba14cb39f8752ae7646d77dc49d519 (patch) | |
| tree | 29b6d7e71fd0719a3ffec6d41a6ed721123fbf61 | |
| parent | fe0f7f7842e109b9e04e455787d35bf3b21027c2 (diff) | |
| download | u-boot-imx-5bf497e3fdba14cb39f8752ae7646d77dc49d519.zip u-boot-imx-5bf497e3fdba14cb39f8752ae7646d77dc49d519.tar.gz u-boot-imx-5bf497e3fdba14cb39f8752ae7646d77dc49d519.tar.bz2 | |
imx: iomux: add macros to setup iomux for multiple SoC types
Allow imx_iomux_v3_setup_multiple_pads to take a multi-cpu pad_list
and add macros for declaring the pad_list that take into account the
SoC types supported using CONFIG_MX6QDL (supports both the MX6Q and MX6DL
iomux).
Cc: Stefan Roese <sr@denx.de>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Andy Ng <andreas2025@gmail.com>
Cc: Eric Nelson <eric.nelson@boundarydevices.com>
Cc: Tapani Utriainen <tapani@technexion.com>
Cc: Tom Rini <trini@ti.com>
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
| -rw-r--r-- | arch/arm/imx-common/iomux-v3.c | 16 | ||||
| -rw-r--r-- | arch/arm/include/asm/imx-common/iomux-v3.h | 25 |
2 files changed, 39 insertions, 2 deletions
diff --git a/arch/arm/imx-common/iomux-v3.c b/arch/arm/imx-common/iomux-v3.c index 6e46ea8..306183a 100644 --- a/arch/arm/imx-common/iomux-v3.c +++ b/arch/arm/imx-common/iomux-v3.c @@ -11,6 +11,7 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> #include <asm/imx-common/iomux-v3.h> static void *base = (void *)IOMUXC_BASE_ADDR; @@ -54,12 +55,23 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad) #endif } +/* configures a list of pads within declared with IOMUX_PADS macro */ void imx_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t const *pad_list, unsigned count) { iomux_v3_cfg_t const *p = pad_list; + int stride; int i; - for (i = 0; i < count; i++) - imx_iomux_v3_setup_pad(*p++); +#if defined(CONFIG_MX6QDL) + stride = 2; + if (!is_cpu_type(MXC_CPU_MX6Q) && !is_cpu_type(MXC_CPU_MX6D)) + p += 1; +#else + stride = 1; +#endif + for (i = 0; i < count; i++) { + imx_iomux_v3_setup_pad(*p); + p += stride; + } } diff --git a/arch/arm/include/asm/imx-common/iomux-v3.h b/arch/arm/include/asm/imx-common/iomux-v3.h index cca920b..dfe1ebf 100644 --- a/arch/arm/include/asm/imx-common/iomux-v3.h +++ b/arch/arm/include/asm/imx-common/iomux-v3.h @@ -175,4 +175,29 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad); void imx_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t const *pad_list, unsigned count); +/* macros for declaring and using pinmux array */ +#if defined(CONFIG_MX6QDL) +#define IOMUX_PADS(x) (MX6Q_##x), (MX6DL_##x) +#define SETUP_IOMUX_PAD(def) \ +if (is_cpu_type(MXC_CPU_MX6Q)) { \ + imx_iomux_v3_setup_pad(MX6Q_##def); \ +} else { \ + imx_iomux_v3_setup_pad(MX6DL_##def); \ +} +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)/2) +#elif defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) +#define IOMUX_PADS(x) MX6Q_##x +#define SETUP_IOMUX_PAD(def) \ + imx_iomux_v3_setup_pad(MX6Q_##def); +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)) +#else +#define IOMUX_PADS(x) MX6DL_##x +#define SETUP_IOMUX_PAD(def) \ + imx_iomux_v3_setup_pad(MX6DL_##def); +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)) +#endif + #endif /* __MACH_IOMUX_V3_H__*/ |