target/linux/bcm53xx/patches-4.4/905-BCM53573-minor-hacks.patch

   1 From 6f1c62440eb6846cb8045d7a5480ec7bbe47c96f Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
   3 Date: Mon, 15 Aug 2016 10:30:41 +0200
   4 Subject: [PATCH] BCM53573 minor hacks
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  10 ---
  11
  12 --- a/arch/arm/boot/dts/bcm53573.dtsi
  13 +++ b/arch/arm/boot/dts/bcm53573.dtsi
  14 @@ -44,6 +44,27 @@
  15                 };
  16         };
  17
  18 +       pmu@18012000 {
  19 +               compatible = "simple-mfd", "syscon";
  20 +               reg = <0x18012000 0x00001000>;
  21 +
  22 +               ilp: ilp {
  23 +                       compatible = "brcm,bcm53573-ilp";
  24 +                       clocks = <&alp>;
  25 +                       #clock-cells = <0>;
  26 +                       clock-output-names = "ilp";
  27 +               };
  28 +       };
  29 +
  30 +       timer {
  31 +               compatible = "arm,armv7-timer";
  32 +               interrupts = <GIC_PPI 13 0>,
  33 +                            <GIC_PPI 14 0>,
  34 +                            <GIC_PPI 11 0>,
  35 +                            <GIC_PPI 10 0>;
  36 +               clocks = <&ilp>;
  37 +       };
  38 +
  39         clocks {
  40                 #address-cells = <1>;
  41                 #size-cells = <1>;
  42 --- a/drivers/bcma/main.c
  43 +++ b/drivers/bcma/main.c
  44 @@ -349,14 +349,6 @@ static int bcma_register_devices(struct
  45         }
  46  #endif
  47
  48 -#ifdef CONFIG_BCMA_SFLASH
  49 -       if (bus->drv_cc.sflash.present) {
  50 -               err = platform_device_register(&bcma_sflash_dev);
  51 -               if (err)
  52 -                       bcma_err(bus, "Error registering serial flash\n");
  53 -       }
  54 -#endif
  55 -
  56  #ifdef CONFIG_BCMA_NFLASH
  57         if (bus->drv_cc.nflash.present) {
  58                 err = platform_device_register(&bcma_nflash_dev);
  59 @@ -437,6 +429,14 @@ int bcma_bus_register(struct bcma_bus *b
  60                         bcma_register_core(bus, core);
  61         }
  62
  63 +#ifdef CONFIG_BCMA_SFLASH
  64 +       if (bus->drv_cc.sflash.present) {
  65 +               err = platform_device_register(&bcma_sflash_dev);
  66 +               if (err)
  67 +                       bcma_err(bus, "Error registering serial flash\n");
  68 +       }
  69 +#endif
  70 +
  71         /* Try to get SPROM */
  72         err = bcma_sprom_get(bus);
  73         if (err == -ENOENT) {
  74 --- a/drivers/clocksource/arm_arch_timer.c
  75 +++ b/drivers/clocksource/arm_arch_timer.c
  76 @@ -14,6 +14,7 @@
  77  #include <linux/smp.h>
  78  #include <linux/cpu.h>
  79  #include <linux/cpu_pm.h>
  80 +#include <linux/clk.h>
  81  #include <linux/clockchips.h>
  82  #include <linux/clocksource.h>
  83  #include <linux/interrupt.h>
  84 @@ -376,6 +377,16 @@ arch_timer_detect_rate(void __iomem *cnt
  85                         arch_timer_rate = arch_timer_get_cntfrq();
  86         }
  87
  88 +       /* Get clk rate through clk driver if present */
  89 +       if (!arch_timer_rate) {
  90 +               struct clk *clk = of_clk_get(np, 0);
  91 +
  92 +               if (!IS_ERR(clk)) {
  93 +                       if (!clk_prepare_enable(clk))
  94 +                               arch_timer_rate = clk_get_rate(clk);
  95 +               }
  96 +       }
  97 +
  98         /* Check the timer frequency. */
  99         if (arch_timer_rate == 0)
 100                 pr_warn("Architected timer frequency not available\n");