bcm63xx: remove support for kernel 4.19

Since stable kernel for this target is still 4.14, kernel 4.19
has never been used much (and actually was broken for some devices).

So, since we bump testing kernel to 5.4, there is no real need to
keep 4.19 and have an additional version to care about.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

1 files changed, 0 insertions, 71 deletions

diff --git a/target/linux/bcm63xx/patches-4.19/348-MIPS-BCM63XX-fix-BCM63268-USB-clock.patch b/target/linux/bcm63xx/patches-4.19/348-MIPS-BCM63XX-fix-BCM63268-USB-clock.patch
deleted file mode 100644
index cdff8d5a4d..0000000000
--- a/target/linux/bcm63xx/patches-4.19/348-MIPS-BCM63XX-fix-BCM63268-USB-clock.patch
+++ /dev/null
@@ -1,71 +0,0 @@
---- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
-+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
-@@ -587,6 +587,9 @@
- #define TIMER_CTL_MONOTONIC_MASK	(1 << 30)
- #define TIMER_CTL_ENABLE_MASK		(1 << 31)
- 
-+/* Clock reset control (63268 only) */
-+#define TIMER_CLK_RST_CTL_REG		0x2c
-+#define CLK_RST_CTL_USB_REF_CLK_EN	(1 << 18)
- 
- /*************************************************************************
-  * _REG relative to RSET_WDT
-@@ -1534,6 +1537,11 @@
- #define STRAPBUS_63268_FCVO_SHIFT	21
- #define STRAPBUS_63268_FCVO_MASK	(0xf << STRAPBUS_63268_FCVO_SHIFT)
- 
-+#define MISC_IDDQ_CTRL_6328_REG		0x48
-+#define MISC_IDDQ_CTRL_63268_REG	0x4c
-+
-+#define IDDQ_CTRL_63268_USBH		(1 << 4)
-+
- #define MISC_STRAPBUS_6328_REG		0x240
- #define STRAPBUS_6328_FCVO_SHIFT	7
- #define STRAPBUS_6328_FCVO_MASK		(0x1f << STRAPBUS_6328_FCVO_SHIFT)
---- a/arch/mips/bcm63xx/clk.c
-+++ b/arch/mips/bcm63xx/clk.c
-@@ -64,6 +64,26 @@ static void bcm_ub_hwclock_set(u32 mask,
- 	bcm_perf_writel(reg, PERF_UB_CKCTL_REG);
- }
- 
-+static void bcm_misc_iddq_set(u32 mask, int enable)
-+{
-+	u32 offset;
-+	u32 reg;
-+
-+	if (BCMCPU_IS_6328() || BCMCPU_IS_6362())
-+		offset = MISC_IDDQ_CTRL_6328_REG;
-+	else if (BCMCPU_IS_63268())
-+		offset = MISC_IDDQ_CTRL_63268_REG;
-+	else
-+		return;
-+
-+	reg = bcm_misc_readl(offset);
-+	if (enable)
-+		reg &= ~mask;
-+	else
-+		reg |= mask;
-+	bcm_misc_writel(reg, offset);
-+}
-+
- /*
-  * Ethernet MAC "misc" clock: dma clocks and main clock on 6348
-  */
-@@ -236,7 +256,17 @@ static void usbh_set(struct clk *clk, in
- 	} else if (BCMCPU_IS_6368()) {
- 		bcm_hwclock_set(CKCTL_6368_USBH_EN, enable);
- 	} else if (BCMCPU_IS_63268()) {
-+		u32 reg;
-+
- 		bcm_hwclock_set(CKCTL_63268_USBH_EN, enable);
-+		bcm_misc_iddq_set(IDDQ_CTRL_63268_USBH, enable);
-+		bcm63xx_core_set_reset(BCM63XX_RESET_USBH, !enable);
-+		reg = bcm_timer_readl(TIMER_CLK_RST_CTL_REG);
-+		if (enable)
-+			reg |= CLK_RST_CTL_USB_REF_CLK_EN;
-+		else
-+			reg &= ~CLK_RST_CTL_USB_REF_CLK_EN;
-+		bcm_timer_writel(reg, TIMER_CLK_RST_CTL_REG);
- 	} else {
- 		return;
- 	}