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authorMarcelo Tosatti <mtosatti@redhat.com>2012-10-29 19:15:32 -0200
committerMarcelo Tosatti <mtosatti@redhat.com>2012-10-29 19:15:32 -0200
commit19bf7f8ac3f8131100027281c495dbbe00cd5ae0 (patch)
tree270b97e3ca47c0f62a1babca2ae37f79a76a309c /arch/arm/mach-kirkwood/board-km_kirkwood.c
parent787c57c0fb393fe8a3974d300ddcfe30373386fe (diff)
parent35fd3dc58da675d659513384221349ef90749a01 (diff)
Merge remote-tracking branch 'master' into queue
Merge reason: development work has dependency on kvm patches merged upstream. Conflicts: arch/powerpc/include/asm/Kbuild arch/powerpc/include/asm/kvm_para.h Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/arm/mach-kirkwood/board-km_kirkwood.c')
-rw-r--r--arch/arm/mach-kirkwood/board-km_kirkwood.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/board-km_kirkwood.c b/arch/arm/mach-kirkwood/board-km_kirkwood.c
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+++ b/arch/arm/mach-kirkwood/board-km_kirkwood.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2012 2012 KEYMILE AG, CH-3097 Bern
+ * Valentin Longchamp <valentin.longchamp@keymile.com>
+ *
+ * arch/arm/mach-kirkwood/board-km_kirkwood.c
+ *
+ * Keymile km_kirkwood Reference Desing Init for drivers not converted to
+ * flattened device tree yet.
+ *
+ * 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/clk.h>
+#include <linux/clk-private.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct mv643xx_eth_platform_data km_kirkwood_ge00_data = {
+ .phy_addr = MV643XX_ETH_PHY_ADDR(0),
+};
+
+static unsigned int km_kirkwood_mpp_config[] __initdata = {
+ MPP8_GPIO, /* I2C SDA */
+ MPP9_GPIO, /* I2C SCL */
+ 0
+};
+
+void __init km_kirkwood_init(void)
+{
+ struct clk *sata_clk;
+ /*
+ * Basic setup. Needs to be called early.
+ */
+ kirkwood_mpp_conf(km_kirkwood_mpp_config);
+
+ /*
+ * Our variant of kirkwood (integrated in the Bobcat) hangs on accessing
+ * SATA bits (14-15) of the Clock Gating Control Register. Since these
+ * devices are also not present in this variant, their clocks get
+ * disabled because unused when clk_disable_unused() gets called.
+ * That's why we change the flags to these clocks to CLK_IGNORE_UNUSED
+ */
+ sata_clk = clk_get_sys("sata_mv.0", "0");
+ if (!IS_ERR(sata_clk))
+ sata_clk->flags |= CLK_IGNORE_UNUSED;
+ sata_clk = clk_get_sys("sata_mv.0", "1");
+ if (!IS_ERR(sata_clk))
+ sata_clk->flags |= CLK_IGNORE_UNUSED;
+
+ kirkwood_ehci_init();
+ kirkwood_ge00_init(&km_kirkwood_ge00_data);
+}