Message ID | 20201104165418.4903-1-TheSven73@gmail.com |
---|---|
State | New |
Headers | show |
Series | [v1] ARM: imx: mach-imx6q: correctly identify i.MX6QP SoCs | expand |
On Wed, Nov 4, 2020 at 1:54 PM Sven Van Asbroeck <thesven73@gmail.com> wrote: > > The i.MX6QP rev 1.1 SoC on my board is mis-identified by Linux: > the log (incorrectly) shows "i.MX6Q rev 2.1". > > Correct this by assuming that every SoC that identifies as > i.MX6Q with rev >= 2.0 is really an i.MX6QP. > > Signed-off-by: Sven Van Asbroeck <TheSven73@gmail.com> Reviewed-by: Fabio Estevam <festevam@gmail.com>
On Wed, Nov 04, 2020 at 11:54:18AM -0500, Sven Van Asbroeck wrote: > The i.MX6QP rev 1.1 SoC on my board is mis-identified by Linux: > the log (incorrectly) shows "i.MX6Q rev 2.1". > > Correct this by assuming that every SoC that identifies as > i.MX6Q with rev >= 2.0 is really an i.MX6QP. > > Signed-off-by: Sven Van Asbroeck <TheSven73@gmail.com> Applied, thanks.
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 85c084a716ab..703998ebb52e 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -245,8 +245,13 @@ static void __init imx6q_axi_init(void) static void __init imx6q_init_machine(void) { - if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_2_0) - imx_print_silicon_rev("i.MX6QP", IMX_CHIP_REVISION_1_0); + if (cpu_is_imx6q() && imx_get_soc_revision() >= IMX_CHIP_REVISION_2_0) + /* + * SoCs that identify as i.MX6Q >= rev 2.0 are really i.MX6QP. + * Quirk: i.MX6QP revision = i.MX6Q revision - (1, 0), + * e.g. i.MX6QP rev 1.1 identifies as i.MX6Q rev 2.1. + */ + imx_print_silicon_rev("i.MX6QP", imx_get_soc_revision() - 0x10); else imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q", imx_get_soc_revision());
The i.MX6QP rev 1.1 SoC on my board is mis-identified by Linux: the log (incorrectly) shows "i.MX6Q rev 2.1". Correct this by assuming that every SoC that identifies as i.MX6Q with rev >= 2.0 is really an i.MX6QP. Signed-off-by: Sven Van Asbroeck <TheSven73@gmail.com> --- Tree: v5.10-rc2 To: Shawn Guo <shawnguo@kernel.org> Cc: Russell King <linux@armlinux.org.uk> To: Sascha Hauer <s.hauer@pengutronix.de> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: NXP Linux Team <linux-imx@nxp.com> Cc: Anson Huang <Anson.Huang@nxp.com> Cc: Peng Fan <peng.fan@nxp.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org arch/arm/mach-imx/mach-imx6q.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)