AT91: SAM9G45 - add a separate clock entry for every single TC block

Without this patch you will not be able to register the first block
because of the second association call on at91_add_device_tc().

Signed-off-by: Fabian Godehardt <fg@emlix.com>
[nicolas.ferre@atmel.com: change tcb1_clk to fake child clock of tcb0_clk]
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

2 files changed, 14 insertions, 5 deletions

diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 753c0d31a3d..c67b47f1c0f 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -121,8 +121,8 @@ static struct clk ssc1_clk = {
         .pmc_mask       = 1 << AT91SAM9G45_ID_SSC1,
         .type           = CLK_TYPE_PERIPHERAL,
 };
-static struct clk tcb_clk = {
-        .name           = "tcb_clk",
+static struct clk tcb0_clk = {
+        .name           = "tcb0_clk",
         .pmc_mask       = 1 << AT91SAM9G45_ID_TCB,
         .type           = CLK_TYPE_PERIPHERAL,
 };
@@ -192,6 +192,14 @@ static struct clk ohci_clk = {
         .parent         = &uhphs_clk,
 };
 
+/* One additional fake clock for second TC block */
+static struct clk tcb1_clk = {
+        .name           = "tcb1_clk",
+        .pmc_mask       = 0,
+        .type           = CLK_TYPE_PERIPHERAL,
+        .parent         = &tcb0_clk,
+};
+
 static struct clk *periph_clocks[] __initdata = {
         &pioA_clk,
         &pioB_clk,
@@ -208,7 +216,7 @@ static struct clk *periph_clocks[] __initdata = {
         &spi1_clk,
         &ssc0_clk,
         &ssc1_clk,
-        &tcb_clk,
+        &tcb0_clk,
         &pwm_clk,
         &tsc_clk,
         &dma_clk,
@@ -221,6 +229,7 @@ static struct clk *periph_clocks[] __initdata = {
         &mmc1_clk,
         // irq0
         &ohci_clk,
+        &tcb1_clk,
 };
 
 /*
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 501ac6fae2e..5e71ccd5e7d 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -835,9 +835,9 @@ static struct platform_device at91sam9g45_tcb1_device = {
 static void __init at91_add_device_tc(void)
 {
         /* this chip has one clock and irq for all six TC channels */
-        at91_clock_associate("tcb_clk", &at91sam9g45_tcb0_device.dev, "t0_clk");
+        at91_clock_associate("tcb0_clk", &at91sam9g45_tcb0_device.dev, "t0_clk");
         platform_device_register(&at91sam9g45_tcb0_device);
-        at91_clock_associate("tcb_clk", &at91sam9g45_tcb1_device.dev, "t0_clk");
+        at91_clock_associate("tcb1_clk", &at91sam9g45_tcb1_device.dev, "t0_clk");
         platform_device_register(&at91sam9g45_tcb1_device);
 }
 #else