From 3abf5ce6564e24a388b86caf1a00f91f4262b312 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 7 Mar 2016 17:56:53 +0000 Subject: ramips: convert the remaining subtargets to 4.4 Signed-off-by: Felix Fietkau SVN-Revision: 48954 --- ...-mt7620-fix-usb-issue-during-frequency-sc.patch | 52 ---------------------- 1 file changed, 52 deletions(-) delete mode 100644 target/linux/ramips/patches-4.3/0008-MIPS-ralink-mt7620-fix-usb-issue-during-frequency-sc.patch (limited to 'target/linux/ramips/patches-4.3/0008-MIPS-ralink-mt7620-fix-usb-issue-during-frequency-sc.patch') diff --git a/target/linux/ramips/patches-4.3/0008-MIPS-ralink-mt7620-fix-usb-issue-during-frequency-sc.patch b/target/linux/ramips/patches-4.3/0008-MIPS-ralink-mt7620-fix-usb-issue-during-frequency-sc.patch deleted file mode 100644 index 7788926dd8..0000000000 --- a/target/linux/ramips/patches-4.3/0008-MIPS-ralink-mt7620-fix-usb-issue-during-frequency-sc.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 0fd52df8bce3be9edbc195b120bc9a68f970d9e5 Mon Sep 17 00:00:00 2001 -From: John Crispin -Date: Mon, 4 Aug 2014 20:43:25 +0200 -Subject: [PATCH 08/53] MIPS: ralink: mt7620: fix usb issue during frequency - scaling - - If the USB HCD is running and the cpu is scaled too low, then the USB stops - working. Increase the idle speed of the core to fix this if the kernel is - built with USB support. - - The values are taken from the Ralink SDK Kernel. - - Signed-off-by: John Crispin ---- - arch/mips/ralink/mt7620.c | 19 +++++++++++++++++++ - 1 file changed, 19 insertions(+) - ---- a/arch/mips/ralink/mt7620.c -+++ b/arch/mips/ralink/mt7620.c -@@ -40,6 +40,12 @@ - /* is this a MT7620 or a MT7628 */ - enum mt762x_soc_type mt762x_soc; - -+/* clock scaling */ -+#define CLKCFG_FDIV_MASK 0x1f00 -+#define CLKCFG_FDIV_USB_VAL 0x0300 -+#define CLKCFG_FFRAC_MASK 0x001f -+#define CLKCFG_FFRAC_USB_VAL 0x0003 -+ - /* does the board have sdram or ddram */ - static int dram_type; - -@@ -423,6 +429,19 @@ void __init ralink_clk_init(void) - ralink_clk_add("10000b00.spi", sys_rate); - ralink_clk_add("10000c00.uartlite", periph_rate); - ralink_clk_add("10180000.wmac", xtal_rate); -+ -+ if (IS_ENABLED(CONFIG_USB)) { -+ /* -+ * When the CPU goes into sleep mode, the BUS clock will be too low for -+ * USB to function properly -+ */ -+ u32 val = rt_sysc_r32(SYSC_REG_CPU_SYS_CLKCFG); -+ -+ val &= ~(CLKCFG_FDIV_MASK | CLKCFG_FFRAC_MASK); -+ val |= CLKCFG_FDIV_USB_VAL | CLKCFG_FFRAC_USB_VAL; -+ -+ rt_sysc_w32(val, SYSC_REG_CPU_SYS_CLKCFG); -+ } - } - - void __init ralink_of_remap(void) -- cgit v1.2.3