From aabce5cf6a31bf82c3df2328f60ca747c6f5b84f Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Tue, 18 Mar 2014 18:54:27 +0000 Subject: switch to the newer DT bindings for wl1xxx Signed-off-by: Imre Kaloz SVN-Revision: 39946 --- ...-instead-of-enumerations-for-pdata-clocks.patch | 289 --------------------- 1 file changed, 289 deletions(-) delete mode 100644 target/linux/omap/patches-3.12/903-wl12xx-use-frequency-instead-of-enumerations-for-pdata-clocks.patch (limited to 'target/linux/omap/patches-3.12/903-wl12xx-use-frequency-instead-of-enumerations-for-pdata-clocks.patch') diff --git a/target/linux/omap/patches-3.12/903-wl12xx-use-frequency-instead-of-enumerations-for-pdata-clocks.patch b/target/linux/omap/patches-3.12/903-wl12xx-use-frequency-instead-of-enumerations-for-pdata-clocks.patch deleted file mode 100644 index 4b5149cec7..0000000000 --- a/target/linux/omap/patches-3.12/903-wl12xx-use-frequency-instead-of-enumerations-for-pdata-clocks.patch +++ /dev/null @@ -1,289 +0,0 @@ -Instead of defining an enumeration with the FW specific values for the -different clock rates, use the actual frequency instead. Also add a -boolean to specify whether the clock is XTAL or not. - -Change all board files to reflect this. - -Additionally, this reverts commit 26f45c (ARM: OMAP2+: Legacy support -for wl12xx when booted with devicetree), since this is not be needed -anymore, now that DT support for WiLink is implemented. - -Cc: Tony Lindgren -Cc: Sekhar Nori -Signed-off-by: Luciano Coelho -Reviewed-by: Felipe Balbi - ---- - arch/arm/mach-davinci/board-da850-evm.c | 3 +- - arch/arm/mach-omap2/board-omap3evm.c | 3 +- - arch/arm/mach-omap2/board-zoom-peripherals.c | 3 +- - arch/arm/mach-omap2/devices.c | 39 ------------------- - drivers/net/wireless/ti/wl12xx/main.c | 58 +++++++++++++++++++++++++++- - drivers/net/wireless/ti/wl12xx/wl12xx.h | 28 ++++++++++++++ - include/linux/wl12xx.h | 27 ++----------- - 7 files changed, 93 insertions(+), 68 deletions(-) - ---- a/arch/arm/mach-davinci/board-da850-evm.c -+++ b/arch/arm/mach-davinci/board-da850-evm.c -@@ -1370,7 +1370,8 @@ static const short da850_wl12xx_pins[] _ - - static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = { - .irq = -1, -- .board_ref_clock = WL12XX_REFCLOCK_38, -+ .ref_clock_freq = 38400000, -+ .ref_clock_xtal = false, - }; - - static __init int da850_wl12xx_init(void) ---- a/arch/arm/mach-omap2/board-omap3evm.c -+++ b/arch/arm/mach-omap2/board-omap3evm.c -@@ -473,7 +473,8 @@ static struct platform_device omap3evm_w - }; - - struct wl12xx_platform_data omap3evm_wlan_data __initdata = { -- .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */ -+ .ref_clock_freq = 38400000, -+ .ref_clock_xtal = false, - }; - #endif - ---- a/arch/arm/mach-omap2/board-zoom-peripherals.c -+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c -@@ -244,7 +244,8 @@ static struct platform_device *zoom_devi - }; - - static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = { -- .board_ref_clock = WL12XX_REFCLOCK_26, /* 26 MHz */ -+ .ref_clock_freq = 26000000, -+ .ref_clock_xtal = false, - }; - - static struct omap2_hsmmc_info mmc[] = { ---- a/arch/arm/mach-omap2/devices.c -+++ b/arch/arm/mach-omap2/devices.c -@@ -8,7 +8,6 @@ - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ --#include - #include - #include - #include -@@ -19,7 +18,6 @@ - #include - #include - #include --#include - #include - - #include -@@ -475,40 +473,6 @@ static void omap_init_vout(void) - static inline void omap_init_vout(void) {} - #endif - --#if IS_ENABLED(CONFIG_WL12XX) -- --static struct wl12xx_platform_data wl12xx __initdata; -- --void __init omap_init_wl12xx_of(void) --{ -- int ret; -- -- if (!of_have_populated_dt()) -- return; -- -- if (of_machine_is_compatible("ti,omap4-sdp")) { -- wl12xx.board_ref_clock = WL12XX_REFCLOCK_26; -- wl12xx.board_tcxo_clock = WL12XX_TCXOCLOCK_26; -- wl12xx.irq = gpio_to_irq(53); -- } else if (of_machine_is_compatible("ti,omap4-panda")) { -- wl12xx.board_ref_clock = WL12XX_REFCLOCK_38; -- wl12xx.irq = gpio_to_irq(53); -- } else { -- return; -- } -- -- ret = wl12xx_set_platform_data(&wl12xx); -- if (ret) { -- pr_err("error setting wl12xx data: %d\n", ret); -- return; -- } --} --#else --static inline void omap_init_wl12xx_of(void) --{ --} --#endif -- - /*-------------------------------------------------------------------------*/ - - static int __init omap2_init_devices(void) -@@ -531,9 +495,6 @@ static int __init omap2_init_devices(voi - omap_init_sham(); - omap_init_aes(); - omap_init_rng(); -- } else { -- /* These can be removed when bindings are done */ -- omap_init_wl12xx_of(); - } - omap_init_sti(); - omap_init_vout(); ---- a/drivers/net/wireless/ti/wl12xx/main.c -+++ b/drivers/net/wireless/ti/wl12xx/main.c -@@ -1701,6 +1701,43 @@ static struct ieee80211_sta_ht_cap wl12x - }, - }; - -+static const struct wl12xx_clock wl12xx_refclock_table[] = { -+ { 19200000, false, WL12XX_REFCLOCK_19 }, -+ { 26000000, false, WL12XX_REFCLOCK_26 }, -+ { 26000000, true, WL12XX_REFCLOCK_26_XTAL }, -+ { 38400000, false, WL12XX_REFCLOCK_38 }, -+ { 38400000, true, WL12XX_REFCLOCK_38_XTAL }, -+ { 52000000, false, WL12XX_REFCLOCK_52 }, -+ { 0, false, 0 } -+}; -+ -+static const struct wl12xx_clock wl12xx_tcxoclock_table[] = { -+ { 16368000, true, WL12XX_TCXOCLOCK_16_368 }, -+ { 16800000, true, WL12XX_TCXOCLOCK_16_8 }, -+ { 19200000, true, WL12XX_TCXOCLOCK_19_2 }, -+ { 26000000, true, WL12XX_TCXOCLOCK_26 }, -+ { 32736000, true, WL12XX_TCXOCLOCK_32_736 }, -+ { 33600000, true, WL12XX_TCXOCLOCK_33_6 }, -+ { 38400000, true, WL12XX_TCXOCLOCK_38_4 }, -+ { 52000000, true, WL12XX_TCXOCLOCK_52 }, -+ { 0, false, 0 } -+}; -+ -+static int wl12xx_get_clock_idx(const struct wl12xx_clock *table, -+ u32 freq, bool xtal) -+{ -+ int i = 0; -+ -+ while(table[i].freq != 0) { -+ if ((table[i].freq == freq) && -+ (table[i].xtal == xtal)) -+ return table[i].hw_idx; -+ i++; -+ }; -+ -+ return -EINVAL; -+} -+ - static int wl12xx_setup(struct wl1271 *wl) - { - struct wl12xx_priv *priv = wl->priv; -@@ -1722,7 +1759,16 @@ static int wl12xx_setup(struct wl1271 *w - wl12xx_conf_init(wl); - - if (!fref_param) { -- priv->ref_clock = pdata->board_ref_clock; -+ priv->ref_clock = wl12xx_get_clock_idx(wl12xx_refclock_table, -+ pdata->ref_clock_freq, -+ pdata->ref_clock_xtal); -+ if (priv->ref_clock < 0) { -+ wl1271_error("Invalid ref_clock frequency (%d Hz, %s)", -+ pdata->ref_clock_freq, -+ pdata->ref_clock_xtal ? "XTAL" : "not XTAL"); -+ -+ return priv->ref_clock; -+ } - } else { - if (!strcmp(fref_param, "19.2")) - priv->ref_clock = WL12XX_REFCLOCK_19; -@@ -1741,7 +1787,15 @@ static int wl12xx_setup(struct wl1271 *w - } - - if (!tcxo_param) { -- priv->tcxo_clock = pdata->board_tcxo_clock; -+ priv->tcxo_clock = wl12xx_get_clock_idx(wl12xx_tcxoclock_table, -+ pdata->tcxo_clock_freq, -+ true); -+ if (priv->tcxo_clock < 0) { -+ wl1271_error("Invalid tcxo_clock frequency (%d Hz)", -+ pdata->tcxo_clock_freq); -+ -+ return priv->tcxo_clock; -+ } - } else { - if (!strcmp(tcxo_param, "19.2")) - priv->tcxo_clock = WL12XX_TCXOCLOCK_19_2; ---- a/drivers/net/wireless/ti/wl12xx/wl12xx.h -+++ b/drivers/net/wireless/ti/wl12xx/wl12xx.h -@@ -79,4 +79,32 @@ struct wl12xx_priv { - struct wl127x_rx_mem_pool_addr *rx_mem_addr; - }; - -+/* Reference clock values */ -+enum { -+ WL12XX_REFCLOCK_19 = 0, /* 19.2 MHz */ -+ WL12XX_REFCLOCK_26 = 1, /* 26 MHz */ -+ WL12XX_REFCLOCK_38 = 2, /* 38.4 MHz */ -+ WL12XX_REFCLOCK_52 = 3, /* 52 MHz */ -+ WL12XX_REFCLOCK_38_XTAL = 4, /* 38.4 MHz, XTAL */ -+ WL12XX_REFCLOCK_26_XTAL = 5, /* 26 MHz, XTAL */ -+}; -+ -+/* TCXO clock values */ -+enum { -+ WL12XX_TCXOCLOCK_19_2 = 0, /* 19.2MHz */ -+ WL12XX_TCXOCLOCK_26 = 1, /* 26 MHz */ -+ WL12XX_TCXOCLOCK_38_4 = 2, /* 38.4MHz */ -+ WL12XX_TCXOCLOCK_52 = 3, /* 52 MHz */ -+ WL12XX_TCXOCLOCK_16_368 = 4, /* 16.368 MHz */ -+ WL12XX_TCXOCLOCK_32_736 = 5, /* 32.736 MHz */ -+ WL12XX_TCXOCLOCK_16_8 = 6, /* 16.8 MHz */ -+ WL12XX_TCXOCLOCK_33_6 = 7, /* 33.6 MHz */ -+}; -+ -+struct wl12xx_clock { -+ u32 freq; -+ bool xtal; -+ u8 hw_idx; -+}; -+ - #endif /* __WL12XX_PRIV_H__ */ ---- a/include/linux/wl12xx.h -+++ b/include/linux/wl12xx.h -@@ -26,28 +26,6 @@ - - #include - --/* Reference clock values */ --enum { -- WL12XX_REFCLOCK_19 = 0, /* 19.2 MHz */ -- WL12XX_REFCLOCK_26 = 1, /* 26 MHz */ -- WL12XX_REFCLOCK_38 = 2, /* 38.4 MHz */ -- WL12XX_REFCLOCK_52 = 3, /* 52 MHz */ -- WL12XX_REFCLOCK_38_XTAL = 4, /* 38.4 MHz, XTAL */ -- WL12XX_REFCLOCK_26_XTAL = 5, /* 26 MHz, XTAL */ --}; -- --/* TCXO clock values */ --enum { -- WL12XX_TCXOCLOCK_19_2 = 0, /* 19.2MHz */ -- WL12XX_TCXOCLOCK_26 = 1, /* 26 MHz */ -- WL12XX_TCXOCLOCK_38_4 = 2, /* 38.4MHz */ -- WL12XX_TCXOCLOCK_52 = 3, /* 52 MHz */ -- WL12XX_TCXOCLOCK_16_368 = 4, /* 16.368 MHz */ -- WL12XX_TCXOCLOCK_32_736 = 5, /* 32.736 MHz */ -- WL12XX_TCXOCLOCK_16_8 = 6, /* 16.8 MHz */ -- WL12XX_TCXOCLOCK_33_6 = 7, /* 33.6 MHz */ --}; -- - struct wl1251_platform_data { - void (*set_power)(bool enable); - /* SDIO only: IRQ number if WLAN_IRQ line is used, 0 for SDIO IRQs */ -@@ -57,8 +35,9 @@ struct wl1251_platform_data { - - struct wl12xx_platform_data { - int irq; -- int board_ref_clock; -- int board_tcxo_clock; -+ int ref_clock_freq; /* in Hertz */ -+ bool ref_clock_xtal; /* specify whether the clock is XTAL or not */ -+ int tcxo_clock_freq; /* in Hertz, tcxo is always XTAL */ - }; - - #ifdef CONFIG_WILINK_PLATFORM_DATA -- cgit v1.2.3