brcm63xx: add kernel 4.14 support

Add support for kernel 4.14. Increases compressed kernel size by ~64k
compared to 4.9.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>

1 files changed, 210 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-4.14/001-4.15-01-MIPS-BCM63XX-add-clkdev-lookup-support.patch b/target/linux/brcm63xx/patches-4.14/001-4.15-01-MIPS-BCM63XX-add-clkdev-lookup-support.patch
new file mode 100644
index 0000000..68f64d1
--- /dev/null
+++ b/target/linux/brcm63xx/patches-4.14/001-4.15-01-MIPS-BCM63XX-add-clkdev-lookup-support.patch
@@ -0,0 +1,210 @@
+From e74caf41aec5338b8cbbd0a1483650848f16f532 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jonas.gorski@gmail.com>
+Date: Sun, 16 Jul 2017 12:23:47 +0200
+Subject: [PATCH V2 1/8] MIPS: BCM63XX: add clkdev lookup support
+
+Enable clkdev lookup support to allow us providing clocks under
+different names to devices more easily, so we don't need to care
+about clock name clashes anymore.
+
+Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
+Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
+---
+ arch/mips/Kconfig       |   1 +
+ arch/mips/bcm63xx/clk.c | 150 +++++++++++++++++++++++++++++++++++++-----------
+ 2 files changed, 116 insertions(+), 35 deletions(-)
+
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -278,6 +278,7 @@ config BCM63XX
+ 	select GPIOLIB
+ 	select HAVE_CLK
+ 	select MIPS_L1_CACHE_SHIFT_4
++	select CLKDEV_LOOKUP
+ 	help
+ 	 Support for BCM63XX based boards
+ 
+--- a/arch/mips/bcm63xx/clk.c
++++ b/arch/mips/bcm63xx/clk.c
+@@ -11,6 +11,7 @@
+ #include <linux/mutex.h>
+ #include <linux/err.h>
+ #include <linux/clk.h>
++#include <linux/clkdev.h>
+ #include <linux/delay.h>
+ #include <bcm63xx_cpu.h>
+ #include <bcm63xx_io.h>
+@@ -359,44 +360,103 @@ long clk_round_rate(struct clk *clk, uns
+ }
+ EXPORT_SYMBOL_GPL(clk_round_rate);
+ 
+-struct clk *clk_get(struct device *dev, const char *id)
+-{
+-	if (!strcmp(id, "enet0"))
+-		return &clk_enet0;
+-	if (!strcmp(id, "enet1"))
+-		return &clk_enet1;
+-	if (!strcmp(id, "enetsw"))
+-		return &clk_enetsw;
+-	if (!strcmp(id, "ephy"))
+-		return &clk_ephy;
+-	if (!strcmp(id, "usbh"))
+-		return &clk_usbh;
+-	if (!strcmp(id, "usbd"))
+-		return &clk_usbd;
+-	if (!strcmp(id, "spi"))
+-		return &clk_spi;
+-	if (!strcmp(id, "hsspi"))
+-		return &clk_hsspi;
+-	if (!strcmp(id, "xtm"))
+-		return &clk_xtm;
+-	if (!strcmp(id, "periph"))
+-		return &clk_periph;
+-	if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm"))
+-		return &clk_pcm;
+-	if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec"))
+-		return &clk_ipsec;
+-	if ((BCMCPU_IS_6328() || BCMCPU_IS_6362()) && !strcmp(id, "pcie"))
+-		return &clk_pcie;
+-	return ERR_PTR(-ENOENT);
+-}
+-
+-EXPORT_SYMBOL(clk_get);
+-
+-void clk_put(struct clk *clk)
+-{
+-}
+-
+-EXPORT_SYMBOL(clk_put);
++static struct clk_lookup bcm3368_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enet0", &clk_enet0),
++	CLKDEV_INIT(NULL, "enet1", &clk_enet1),
++	CLKDEV_INIT(NULL, "ephy", &clk_ephy),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++	CLKDEV_INIT(NULL, "pcm", &clk_pcm),
++};
++
++static struct clk_lookup bcm6328_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "hsspi", &clk_hsspi),
++	CLKDEV_INIT(NULL, "pcie", &clk_pcie),
++};
++
++static struct clk_lookup bcm6338_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enet0", &clk_enet0),
++	CLKDEV_INIT(NULL, "enet1", &clk_enet1),
++	CLKDEV_INIT(NULL, "ephy", &clk_ephy),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++};
++
++static struct clk_lookup bcm6345_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enet0", &clk_enet0),
++	CLKDEV_INIT(NULL, "enet1", &clk_enet1),
++	CLKDEV_INIT(NULL, "ephy", &clk_ephy),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++};
++
++static struct clk_lookup bcm6348_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enet0", &clk_enet0),
++	CLKDEV_INIT(NULL, "enet1", &clk_enet1),
++	CLKDEV_INIT(NULL, "ephy", &clk_ephy),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++};
++
++static struct clk_lookup bcm6358_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enet0", &clk_enet0),
++	CLKDEV_INIT(NULL, "enet1", &clk_enet1),
++	CLKDEV_INIT(NULL, "ephy", &clk_ephy),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++	CLKDEV_INIT(NULL, "pcm", &clk_pcm),
++};
++
++static struct clk_lookup bcm6362_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++	CLKDEV_INIT(NULL, "hsspi", &clk_hsspi),
++	CLKDEV_INIT(NULL, "pcie", &clk_pcie),
++	CLKDEV_INIT(NULL, "ipsec", &clk_ipsec),
++};
++
++static struct clk_lookup bcm6368_clks[] = {
++	/* fixed rate clocks */
++	CLKDEV_INIT(NULL, "periph", &clk_periph),
++	/* gated clocks */
++	CLKDEV_INIT(NULL, "enetsw", &clk_enetsw),
++	CLKDEV_INIT(NULL, "usbh", &clk_usbh),
++	CLKDEV_INIT(NULL, "usbd", &clk_usbd),
++	CLKDEV_INIT(NULL, "spi", &clk_spi),
++	CLKDEV_INIT(NULL, "xtm", &clk_xtm),
++	CLKDEV_INIT(NULL, "ipsec", &clk_ipsec),
++};
+ 
+ #define HSSPI_PLL_HZ_6328	133333333
+ #define HSSPI_PLL_HZ_6362	400000000
+@@ -404,11 +464,31 @@ EXPORT_SYMBOL(clk_put);
+ static int __init bcm63xx_clk_init(void)
+ {
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		clkdev_add_table(bcm3368_clks, ARRAY_SIZE(bcm3368_clks));
++		break;
+ 	case BCM6328_CPU_ID:
+ 		clk_hsspi.rate = HSSPI_PLL_HZ_6328;
++		clkdev_add_table(bcm6328_clks, ARRAY_SIZE(bcm6328_clks));
++		break;
++	case BCM6338_CPU_ID:
++		clkdev_add_table(bcm6338_clks, ARRAY_SIZE(bcm6338_clks));
++		break;
++	case BCM6345_CPU_ID:
++		clkdev_add_table(bcm6345_clks, ARRAY_SIZE(bcm6345_clks));
++		break;
++	case BCM6348_CPU_ID:
++		clkdev_add_table(bcm6348_clks, ARRAY_SIZE(bcm6348_clks));
++		break;
++	case BCM6358_CPU_ID:
++		clkdev_add_table(bcm6358_clks, ARRAY_SIZE(bcm6358_clks));
+ 		break;
+ 	case BCM6362_CPU_ID:
+ 		clk_hsspi.rate = HSSPI_PLL_HZ_6362;
++		clkdev_add_table(bcm6362_clks, ARRAY_SIZE(bcm6362_clks));
++		break;
++	case BCM6368_CPU_ID:
++		clkdev_add_table(bcm6368_clks, ARRAY_SIZE(bcm6368_clks));
+ 		break;
+ 	}
+