From mboxrd@z Thu Jan 1 00:00:00 1970 From: b32955@freescale.com (Huang Shijie) Date: Wed, 24 Aug 2011 15:07:23 +0800 Subject: [PATCH v8 4/4] ARM: mxs/mx28evk: add GPMI-NAND device In-Reply-To: <1314169643-23425-1-git-send-email-b32955@freescale.com> References: <1314169643-23425-1-git-send-email-b32955@freescale.com> Message-ID: <1314169643-23425-5-git-send-email-b32955@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org add GPMI-NAND device for mx28evk board. Signed-off-by: Huang Shijie --- arch/arm/mach-mxs/Kconfig | 1 + arch/arm/mach-mxs/mach-mx28evk.c | 36 ++++++++++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index 8bf202a..f76710e 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -47,6 +47,7 @@ config MACH_MX28EVK select MXS_HAVE_PLATFORM_AUART select MXS_HAVE_PLATFORM_FEC select MXS_HAVE_PLATFORM_FLEXCAN + select MXS_HAVE_PLATFORM_GPMI_NAND select MXS_HAVE_PLATFORM_MXS_MMC select MXS_HAVE_PLATFORM_MXSFB select MXS_OCOTP diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c index eaaf6ff..d26bc22 100644 --- a/arch/arm/mach-mxs/mach-mx28evk.c +++ b/arch/arm/mach-mxs/mach-mx28evk.c @@ -314,6 +314,41 @@ static const struct flexcan_platform_data } }; +/* gpmi-nand */ +static iomux_cfg_t mx28evk_gpmi_nand_pads[] = { + MX28_PAD_GPMI_D00__GPMI_D0 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D01__GPMI_D1 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D02__GPMI_D2 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D03__GPMI_D3 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D04__GPMI_D4 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D05__GPMI_D5 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D06__GPMI_D6 | MXS_PAD_CTRL, + MX28_PAD_GPMI_D07__GPMI_D7 | MXS_PAD_CTRL, + MX28_PAD_GPMI_ALE__GPMI_ALE | MXS_PAD_CTRL, + MX28_PAD_GPMI_CLE__GPMI_CLE | MXS_PAD_CTRL, + MX28_PAD_GPMI_CE0N__GPMI_CE0N | MXS_PAD_CTRL, + MX28_PAD_GPMI_CE1N__GPMI_CE1N | MXS_PAD_CTRL, + MX28_PAD_GPMI_RDY0__GPMI_READY0 | MXS_PAD_CTRL, + MX28_PAD_GPMI_RDY1__GPMI_READY1 | MXS_PAD_CTRL, + MX28_PAD_GPMI_RDN__GPMI_RDN | MXS_PAD_CTRL_12MA, + MX28_PAD_GPMI_WRN__GPMI_WRN | MXS_PAD_CTRL_12MA, + MX28_PAD_GPMI_RESETN__GPMI_RESETN | MXS_PAD_CTRL_12MA, +}; + +static int mx28evk_gpmi_nand_platform_init(void) +{ + return mxs_iomux_setup_multiple_pads(mx28evk_gpmi_nand_pads, + ARRAY_SIZE(mx28evk_gpmi_nand_pads)); +} + +static const struct gpmi_nand_platform_data +mx28evk_gpmi_nand_data __initconst = { + .platform_init = mx28evk_gpmi_nand_platform_init, + .min_prop_delay_in_ns = 5, + .max_prop_delay_in_ns = 9, + .max_chip_count = 1, +}; + /* mxsfb (lcdif) */ static struct fb_videomode mx28evk_video_modes[] = { { @@ -390,6 +425,7 @@ static void __init mx28evk_init(void) else gpio_set_value(MX28EVK_BL_ENABLE, 1); + mx28_add_gpmi_nand(&mx28evk_gpmi_nand_data); mx28_add_mxsfb(&mx28evk_mxsfb_pdata); /* power on mmc slot by writing 0 to the gpio */ -- 1.7.0.4