From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: [PATCH 5/6] mx51_3ds: add eCSPI2 support on the imx51_3ds board Date: Thu, 2 Sep 2010 15:52:03 +0800 Message-ID: <1283413924-14210-6-git-send-email-jason77.wang@gmail.com> References: <1283413924-14210-1-git-send-email-jason77.wang@gmail.com> <1283413924-14210-2-git-send-email-jason77.wang@gmail.com> <1283413924-14210-3-git-send-email-jason77.wang@gmail.com> <1283413924-14210-4-git-send-email-jason77.wang@gmail.com> <1283413924-14210-5-git-send-email-jason77.wang@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: spi-devel-general@lists.sourceforge.net, linux-arm-kernel@lists.infradead.org To: s.hauer@pengutronix.de, u.kleine-koenig@pengutronix.de, amit.kucheria@canonical.com, grant.likely@secretlab.ca Return-path: In-Reply-To: <1283413924-14210-5-git-send-email-jason77.wang@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org List-Id: linux-spi.vger.kernel.org Add platform data for eCSPI2 and register it through spi_imx dynamical register interface. Signed-off-by: Jason Wang --- arch/arm/mach-mx5/board-mx51_3ds.c | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c b/arch/arm/mach-mx5/board-mx51_3ds.c index f95c2fd..0cf4e14 100644 --- a/arch/arm/mach-mx5/board-mx51_3ds.c +++ b/arch/arm/mach-mx5/board-mx51_3ds.c @@ -24,9 +24,11 @@ #include #include +#include "devices-imx51.h" #include "devices.h" #define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 6) +#define MX51_3DS_ECSPI2_CS (GPIO_PORTC + 28) static struct pad_desc mx51_3ds_pads[] = { /* UART1 */ @@ -61,6 +63,12 @@ static struct pad_desc mx51_3ds_pads[] = { MX51_PAD_KEY_COL3__KEY_COL3, MX51_PAD_KEY_COL4__KEY_COL4, MX51_PAD_KEY_COL5__KEY_COL5, + + /* eCSPI2 */ + MX51_PAD_NANDF_RB2__ECSPI2_SCLK, + MX51_PAD_NANDF_RB3__ECSPI2_MISO, + MX51_PAD_NANDF_D15__ECSPI2_MOSI, + MX51_PAD_NANDF_D12__GPIO_3_28, }; /* Serial ports */ @@ -127,6 +135,16 @@ static inline void mxc_init_keypad(void) } #endif +static int mx51_3ds_spi2_cs[] = { + MXC_SPI_CS(0), + MX51_3DS_ECSPI2_CS, +}; + +static struct spi_imx_master mx51_3ds_spi2_pdata = { + .chipselect = mx51_3ds_spi2_cs, + .num_chipselect = ARRAY_SIZE(mx51_3ds_spi2_cs), +}; + /* * Board specific initialization. */ @@ -136,6 +154,8 @@ static void __init mxc_board_init(void) ARRAY_SIZE(mx51_3ds_pads)); mxc_init_imx_uart(); + imx51_add_spi_imx1(&mx51_3ds_spi2_pdata); + if (mxc_expio_init(MX51_CS5_BASE_ADDR, EXPIO_PARENT_INT)) printk(KERN_WARNING "Init of the debugboard failed, all " "devices on the board are unusable.\n"); -- 1.5.6.5