AT91: SAM9G45 - add a separate clock entry for every single TC block
authorFabian Godehardt <fg@emlix.com>
Fri, 3 Sep 2010 12:31:33 +0000 (13:31 +0100)
committerNicolas Ferre <nicolas.ferre@atmel.com>
Thu, 9 Sep 2010 18:14:43 +0000 (20:14 +0200)
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>
arch/arm/mach-at91/at91sam9g45.c
arch/arm/mach-at91/at91sam9g45_devices.c

index 753c0d31a3d3f0b407cfe20b68f5ba66189cd1a7..c67b47f1c0fd805751cf226a65315337a2507942 100644 (file)
@@ -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,
 };
 
 /*
index 501ac6fae2e7012c175bd836673ecd88a7f75bd6..5e71ccd5e7d381ca211d1f73653351bdca814c6b 100644 (file)
@@ -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