ARM: Orion: XOR: Add support for clk

Some orion platforms can gate the XOR driver clock. If the clock
exisits, unable/disable it as appropriate.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Jamie Lentin <jm@lentin.co.uk>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index b9b341ff91b4..ab27d06ac4a5 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -87,7 +87,7 @@ static struct clk __init *kirkwood_register_gate(const char *name, u8 bit_idx)
 void __init kirkwood_clk_init(void)
 {
         struct clk *runit, *ge0, *ge1, *sata0, *sata1, *usb0, *sdio;
-        struct clk *crypto;
+        struct clk *crypto, *xor0, *xor1;
 
         tclk = clk_register_fixed_rate(NULL, "tclk", NULL,
                                        CLK_IS_ROOT, kirkwood_tclk);
@@ -100,8 +100,8 @@ void __init kirkwood_clk_init(void)
         usb0 = kirkwood_register_gate("usb0",   CGC_BIT_USB0);
         sdio = kirkwood_register_gate("sdio",   CGC_BIT_SDIO);
         crypto = kirkwood_register_gate("crypto", CGC_BIT_CRYPTO);
-        kirkwood_register_gate("xor0",   CGC_BIT_XOR0);
-        kirkwood_register_gate("xor1",   CGC_BIT_XOR1);
+        xor0 = kirkwood_register_gate("xor0",   CGC_BIT_XOR0);
+        xor1 = kirkwood_register_gate("xor1",   CGC_BIT_XOR1);
         kirkwood_register_gate("pex0",   CGC_BIT_PEX0);
         kirkwood_register_gate("pex1",   CGC_BIT_PEX1);
         kirkwood_register_gate("audio",  CGC_BIT_AUDIO);
@@ -120,6 +120,8 @@ void __init kirkwood_clk_init(void)
         orion_clkdev_add(NULL, "orion_nand", runit);
         orion_clkdev_add(NULL, "mvsdio", sdio);
         orion_clkdev_add(NULL, "mv_crypto", crypto);
+        orion_clkdev_add(NULL, MV_XOR_SHARED_NAME ".0", xor0);
+        orion_clkdev_add(NULL, MV_XOR_SHARED_NAME ".1", xor1);
 }
 
 /*****************************************************************************
@@ -336,7 +338,6 @@ void __init kirkwood_crypto_init(void)
 void __init kirkwood_xor0_init(void)
 {
         kirkwood_clk_ctrl |= CGC_XOR0;
-
         orion_xor0_init(XOR0_PHYS_BASE, XOR0_HIGH_PHYS_BASE,
                         IRQ_KIRKWOOD_XOR_00, IRQ_KIRKWOOD_XOR_01);
 }
@@ -348,7 +349,6 @@ void __init kirkwood_xor0_init(void)
 void __init kirkwood_xor1_init(void)
 {
         kirkwood_clk_ctrl |= CGC_XOR1;
-
         orion_xor1_init(XOR1_PHYS_BASE, XOR1_HIGH_PHYS_BASE,
                         IRQ_KIRKWOOD_XOR_10, IRQ_KIRKWOOD_XOR_11);
 }