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Diffstat (limited to 'target/linux/ramips/patches-4.9/0720-arch-mips-ralink-add-i2c-clocks.patch')
-rw-r--r--target/linux/ramips/patches-4.9/0720-arch-mips-ralink-add-i2c-clocks.patch67
1 files changed, 67 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.9/0720-arch-mips-ralink-add-i2c-clocks.patch b/target/linux/ramips/patches-4.9/0720-arch-mips-ralink-add-i2c-clocks.patch
new file mode 100644
index 0000000000..e9e72ad11a
--- /dev/null
+++ b/target/linux/ramips/patches-4.9/0720-arch-mips-ralink-add-i2c-clocks.patch
@@ -0,0 +1,67 @@
+--- a/arch/mips/ralink/mt7620.c
++++ b/arch/mips/ralink/mt7620.c
+@@ -513,6 +513,7 @@ void __init ralink_clk_init(void)
+ unsigned long sys_rate;
+ unsigned long dram_rate;
+ unsigned long periph_rate;
++ unsigned long pcmi2s_rate;
+
+ xtal_rate = mt7620_get_xtal_rate();
+
+@@ -527,6 +528,7 @@ void __init ralink_clk_init(void)
+ cpu_rate = MHZ(575);
+ dram_rate = sys_rate = cpu_rate / 3;
+ periph_rate = MHZ(40);
++ pcmi2s_rate = MHZ(480);
+
+ ralink_clk_add("10000d00.uartlite", periph_rate);
+ ralink_clk_add("10000e00.uartlite", periph_rate);
+@@ -538,6 +540,7 @@ void __init ralink_clk_init(void)
+ dram_rate = mt7620_get_dram_rate(pll_rate);
+ sys_rate = mt7620_get_sys_rate(cpu_rate);
+ periph_rate = mt7620_get_periph_rate(xtal_rate);
++ pcmi2s_rate = periph_rate;
+
+ pr_debug(RFMT("XTAL") RFMT("CPU_PLL") RFMT("PLL"),
+ RINT(xtal_rate), RFRAC(xtal_rate),
+@@ -559,6 +562,8 @@ void __init ralink_clk_init(void)
+ ralink_clk_add("cpu", cpu_rate);
+ ralink_clk_add("10000100.timer", periph_rate);
+ ralink_clk_add("10000120.watchdog", periph_rate);
++ ralink_clk_add("10000900.i2c", periph_rate);
++ ralink_clk_add("10000a00.i2s", pcmi2s_rate);
+ ralink_clk_add("10000b00.spi", sys_rate);
+ ralink_clk_add("10000b40.spi", sys_rate);
+ ralink_clk_add("10000c00.uartlite", periph_rate);
+--- a/arch/mips/ralink/rt288x.c
++++ b/arch/mips/ralink/rt288x.c
+@@ -75,6 +75,7 @@ void __init ralink_clk_init(void)
+ ralink_clk_add("300100.timer", cpu_rate / 2);
+ ralink_clk_add("300120.watchdog", cpu_rate / 2);
+ ralink_clk_add("300500.uart", cpu_rate / 2);
++ ralink_clk_add("300900.i2c", cpu_rate / 2);
+ ralink_clk_add("300c00.uartlite", cpu_rate / 2);
+ ralink_clk_add("400000.ethernet", cpu_rate / 2);
+ ralink_clk_add("480000.wmac", wmac_rate);
+--- a/arch/mips/ralink/rt305x.c
++++ b/arch/mips/ralink/rt305x.c
+@@ -200,6 +200,8 @@ void __init ralink_clk_init(void)
+
+ ralink_clk_add("cpu", cpu_rate);
+ ralink_clk_add("sys", sys_rate);
++ ralink_clk_add("10000900.i2c", uart_rate);
++ ralink_clk_add("10000a00.i2s", uart_rate);
+ ralink_clk_add("10000b00.spi", sys_rate);
+ ralink_clk_add("10000b40.spi", sys_rate);
+ ralink_clk_add("10000100.timer", wdt_rate);
+--- a/arch/mips/ralink/rt3883.c
++++ b/arch/mips/ralink/rt3883.c
+@@ -108,6 +108,8 @@ void __init ralink_clk_init(void)
+ ralink_clk_add("10000100.timer", sys_rate);
+ ralink_clk_add("10000120.watchdog", sys_rate);
+ ralink_clk_add("10000500.uart", 40000000);
++ ralink_clk_add("10000900.i2c", 40000000);
++ ralink_clk_add("10000a00.i2s", 40000000);
+ ralink_clk_add("10000b00.spi", sys_rate);
+ ralink_clk_add("10000b40.spi", sys_rate);
+ ralink_clk_add("10000c00.uartlite", 40000000);