target/linux/ath79/patches-5.10/940-ath79-add-support-for-booting-QCN550x.patch

   1 From: Wenli Looi <wlooi@ucalgary.ca>
   2 Date: Sun, 20 Jun 2021 23:32:28 -0700
   3 Subject: [PATCH] ath79: add support for booting QCN550x
   4
   5 Based on wikidevi, QCN550x is a "Dragonfly" like QCA9561 and QCA9563.
   6 Treating it as QCA956x seems to work.
   7 Tested on Netgear EX7300v2 which boots successfully with
   8 the same CPU clock as the stock firmware.
   9
  10 Link: https://wikidevi.wi-cat.ru/Qualcomm#bgn
  11 Link: https://wikidevi.wi-cat.ru/Qualcomm_Atheros#.28a.29bgn_2
  12 Signed-off-by: Wenli Looi <wlooi@ucalgary.ca>
  13
  14 --- a/arch/mips/ath79/early_printk.c
  15 +++ b/arch/mips/ath79/early_printk.c
  16 @@ -121,6 +121,7 @@ static void prom_putchar_init(void)
  17         case REV_ID_MAJOR_QCA9558:
  18         case REV_ID_MAJOR_TP9343:
  19         case REV_ID_MAJOR_QCA956X:
  20 +       case REV_ID_MAJOR_QCN550X:
  21                 _prom_putchar = prom_putchar_ar71xx;
  22                 break;
  23
  24 --- a/arch/mips/ath79/setup.c
  25 +++ b/arch/mips/ath79/setup.c
  26 @@ -168,6 +168,12 @@ static void __init ath79_detect_sys_type
  27                 rev = id & QCA956X_REV_ID_REVISION_MASK;
  28                 break;
  29
  30 +       case REV_ID_MAJOR_QCN550X:
  31 +               ath79_soc = ATH79_SOC_QCA956X;
  32 +               chip = "550X";
  33 +               rev = id & QCA956X_REV_ID_REVISION_MASK;
  34 +               break;
  35 +
  36         case REV_ID_MAJOR_TP9343:
  37                 ath79_soc = ATH79_SOC_TP9343;
  38                 chip = "9343";
  39 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
  40 +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
  41 @@ -867,6 +867,7 @@
  42  #define REV_ID_MAJOR_QCA9558           0x1130
  43  #define REV_ID_MAJOR_TP9343            0x0150
  44  #define REV_ID_MAJOR_QCA956X           0x1150
  45 +#define REV_ID_MAJOR_QCN550X           0x2170
  46
  47  #define AR71XX_REV_ID_MINOR_MASK       0x3
  48  #define AR71XX_REV_ID_MINOR_AR7130     0x0