ARM: kirkwood: Add support for the MPL CEC4

Signed-off-by: Stefan Peter <s.peter@mpl.ch>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

5 files changed, 98 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index a5b766e13304..141b105ce8d9 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -137,6 +137,13 @@ config MACH_INETSPACE_V2_DT
           Say 'Y' here if you want your kernel to support the LaCie
           Internet Space v2 NAS, using Flattened Device Tree.
 
+config MACH_MPLCEC4_DT
+        bool "MPL CEC4 (Flattened Device Tree)"
+        select ARCH_KIRKWOOD_DT
+        help
+          Say 'Y' here if you want your kernel to support the
+          MPL CEC4 (Flattened Device Tree).
+
 config MACH_NETSPACE_V2_DT
         bool "LaCie Network Space v2 NAS (Flattened Device Tree)"
         select ARCH_KIRKWOOD_DT
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index 8f7a34040af3..b5bc33467590 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -32,6 +32,7 @@ obj-$(CONFIG_MACH_LSXL_DT)		+= board-lsxl.o
 obj-$(CONFIG_MACH_IOMEGA_IX2_200_DT)    += board-iomega_ix2_200.o
 obj-$(CONFIG_MACH_KM_KIRKWOOD_DT)       += board-km_kirkwood.o
 obj-$(CONFIG_MACH_INETSPACE_V2_DT)      += board-ns2.o
+obj-$(CONFIG_MACH_MPLCEC4_DT)           += board-mplcec4.o
 obj-$(CONFIG_MACH_NETSPACE_V2_DT)       += board-ns2.o
 obj-$(CONFIG_MACH_NETSPACE_MAX_V2_DT)   += board-ns2.o
 obj-$(CONFIG_MACH_NETSPACE_LITE_V2_DT)  += board-ns2.o
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index 87c53d175d35..33c0bc1e2f3a 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -103,6 +103,9 @@ static void __init kirkwood_dt_init(void)
             of_machine_is_compatible("lacie,netspace_mini_v2"))
                 ns2_init();
 
+        if (of_machine_is_compatible("mpl,cec4"))
+                mplcec4_init();
+
         if (of_machine_is_compatible("usi,topkick"))
                 usi_topkick_init();
 
@@ -130,6 +133,7 @@ static const char *kirkwood_dt_board_compat[] = {
         "lacie,netspace_v2",
         "lacie,netspace_lite_v2",
         "lacie,netspace_mini_v2",
+        "mpl,cec4",
         "usi,topkick",
         "zyxel,nsa310",
         NULL
diff --git a/arch/arm/mach-kirkwood/board-mplcec4.c b/arch/arm/mach-kirkwood/board-mplcec4.c
new file mode 100644
index 000000000000..e78a227468e6
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-mplcec4.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2012 MPL AG, Switzerland
+ * Stefan Peter <s.peter@mpl.ch>
+ *
+ * arch/arm/mach-kirkwood/board-mplcec4.c
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/platform_data/mmc-mvsdio.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct mv643xx_eth_platform_data mplcec4_ge00_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(1),
+};
+
+static struct mv643xx_eth_platform_data mplcec4_ge01_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(2),
+};
+
+static unsigned int mplcec4_mpp_config[] __initdata = {
+        MPP0_NF_IO2,
+        MPP1_NF_IO3,
+        MPP2_NF_IO4,
+        MPP3_NF_IO5,
+        MPP4_NF_IO6,
+        MPP5_NF_IO7,
+        MPP6_SYSRST_OUTn,
+        MPP7_GPO,       /* Status LED Green High Active */
+        MPP10_UART0_TXD,
+        MPP11_UART0_RXD,
+        MPP12_SD_CLK,
+        MPP13_SD_CMD,   /* Alt UART1_TXD */
+        MPP14_SD_D0,    /* Alt UART1_RXD */
+        MPP15_SD_D1,
+        MPP16_SD_D2,
+        MPP17_SD_D3,
+        MPP18_NF_IO0,
+        MPP19_NF_IO1,
+        MPP28_GPIO,     /* Input SYS_POR_DET (active High) */
+        MPP29_GPIO,     /* Input SYS_RTC_INT (active High) */
+        MPP34_SATA1_ACTn,
+        MPP35_SATA0_ACTn,
+        MPP40_GPIO,     /* LED User1 orange */
+        MPP41_GPIO,     /* LED User1 green */
+        MPP44_GPIO,     /* LED User0 orange */
+        MPP45_GPIO,     /* LED User0 green */
+        MPP46_GPIO,     /* Status LED Yellow High Active */
+        MPP47_GPIO,     /* SD_CD# (in/IRQ)*/
+        0
+};
+
+
+static struct mvsdio_platform_data mplcec4_mvsdio_data = {
+        .gpio_card_detect = 47, /* MPP47 used as SD card detect */
+};
+
+
+
+void __init mplcec4_init(void)
+{
+        /*
+         * Basic setup. Needs to be called early.
+         */
+        kirkwood_mpp_conf(mplcec4_mpp_config);
+        kirkwood_ehci_init();
+        kirkwood_ge00_init(&mplcec4_ge00_data);
+        kirkwood_ge01_init(&mplcec4_ge01_data);
+        kirkwood_sdio_init(&mplcec4_mvsdio_data);
+        kirkwood_pcie_init(KW_PCIE0);
+}
+
+
+
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index 652a7282cdb3..f86fcced0bb1 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/arch/arm/mach-kirkwood/common.h
@@ -112,6 +112,12 @@ void km_kirkwood_init(void);
 static inline void km_kirkwood_init(void) {};
 #endif
 
+#ifdef CONFIG_MACH_MPLCEC4_DT
+void mplcec4_init(void);
+#else
+static inline void mplcec4_init(void) {};
+#endif
+
 #if defined(CONFIG_MACH_INETSPACE_V2_DT) || \
         defined(CONFIG_MACH_NETSPACE_V2_DT) || \
         defined(CONFIG_MACH_NETSPACE_MAX_V2_DT) || \