From: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org> To: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, Samuel Ortiz <sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Greg Kroah-Hartman <gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>, Emilio Lopez <emilio-0Z03zUJReD5OxF6Tv1QG9Q@public.gmane.org>, Mike Turquette <mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> Cc: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Subject: [PATCH v4 3/6] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM Date: Wed, 9 Jul 2014 15:54:36 +0800 [thread overview] Message-ID: <1404892479-12222-4-git-send-email-wens@csie.org> (raw) In-Reply-To: <1404892479-12222-1-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> The Allwinner A23 SoC has a PRCM unit like the previous A31 SoC. The differences are the AR100 clock can no longer be modified, the APB0 clock has different divisors, and some clock gates are gone. This patch adds a compatible with a modified subdevice list for the A23. Signed-off-by: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org> Acked-by: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> --- .../devicetree/bindings/mfd/sun6i-prcm.txt | 2 +- drivers/mfd/sun6i-prcm.c | 30 ++++++++++++++++++++++ 2 files changed, 31 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt index 1f5a31f..03c5a55 100644 --- a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt +++ b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt @@ -4,7 +4,7 @@ PRCM is an MFD device exposing several Power Management related devices (like clks and reset controllers). Required properties: - - compatible: "allwinner,sun6i-a31-prcm" + - compatible: "allwinner,sun6i-a31-prcm" or "allwinner,sun8i-a23-prcm" - reg: The PRCM registers range The prcm node may contain several subdevices definitions: diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c index 718fc4d..283ab8d 100644 --- a/drivers/mfd/sun6i-prcm.c +++ b/drivers/mfd/sun6i-prcm.c @@ -76,16 +76,46 @@ static const struct mfd_cell sun6i_a31_prcm_subdevs[] = { }, }; +static const struct mfd_cell sun8i_a23_prcm_subdevs[] = { + { + .name = "sun8i-a23-apb0-clk", + .of_compatible = "allwinner,sun8i-a23-apb0-clk", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_clk_res), + .resources = sun6i_a31_apb0_clk_res, + }, + { + .name = "sun6i-a31-apb0-gates-clk", + .of_compatible = "allwinner,sun8i-a23-apb0-gates-clk", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_gates_clk_res), + .resources = sun6i_a31_apb0_gates_clk_res, + }, + { + .name = "sun6i-a31-apb0-clock-reset", + .of_compatible = "allwinner,sun6i-a31-clock-reset", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_rstc_res), + .resources = sun6i_a31_apb0_rstc_res, + }, +}; + static const struct prcm_data sun6i_a31_prcm_data = { .nsubdevs = ARRAY_SIZE(sun6i_a31_prcm_subdevs), .subdevs = sun6i_a31_prcm_subdevs, }; +static const struct prcm_data sun8i_a23_prcm_data = { + .nsubdevs = ARRAY_SIZE(sun8i_a23_prcm_subdevs), + .subdevs = sun8i_a23_prcm_subdevs, +}; + static const struct of_device_id sun6i_prcm_dt_ids[] = { { .compatible = "allwinner,sun6i-a31-prcm", .data = &sun6i_a31_prcm_data, }, + { + .compatible = "allwinner,sun8i-a23-prcm", + .data = &sun8i_a23_prcm_data, + }, { /* sentinel */ }, }; -- 2.0.1
WARNING: multiple messages have this Message-ID (diff)
From: wens@csie.org (Chen-Yu Tsai) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 3/6] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM Date: Wed, 9 Jul 2014 15:54:36 +0800 [thread overview] Message-ID: <1404892479-12222-4-git-send-email-wens@csie.org> (raw) In-Reply-To: <1404892479-12222-1-git-send-email-wens@csie.org> The Allwinner A23 SoC has a PRCM unit like the previous A31 SoC. The differences are the AR100 clock can no longer be modified, the APB0 clock has different divisors, and some clock gates are gone. This patch adds a compatible with a modified subdevice list for the A23. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> --- .../devicetree/bindings/mfd/sun6i-prcm.txt | 2 +- drivers/mfd/sun6i-prcm.c | 30 ++++++++++++++++++++++ 2 files changed, 31 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt index 1f5a31f..03c5a55 100644 --- a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt +++ b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt @@ -4,7 +4,7 @@ PRCM is an MFD device exposing several Power Management related devices (like clks and reset controllers). Required properties: - - compatible: "allwinner,sun6i-a31-prcm" + - compatible: "allwinner,sun6i-a31-prcm" or "allwinner,sun8i-a23-prcm" - reg: The PRCM registers range The prcm node may contain several subdevices definitions: diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c index 718fc4d..283ab8d 100644 --- a/drivers/mfd/sun6i-prcm.c +++ b/drivers/mfd/sun6i-prcm.c @@ -76,16 +76,46 @@ static const struct mfd_cell sun6i_a31_prcm_subdevs[] = { }, }; +static const struct mfd_cell sun8i_a23_prcm_subdevs[] = { + { + .name = "sun8i-a23-apb0-clk", + .of_compatible = "allwinner,sun8i-a23-apb0-clk", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_clk_res), + .resources = sun6i_a31_apb0_clk_res, + }, + { + .name = "sun6i-a31-apb0-gates-clk", + .of_compatible = "allwinner,sun8i-a23-apb0-gates-clk", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_gates_clk_res), + .resources = sun6i_a31_apb0_gates_clk_res, + }, + { + .name = "sun6i-a31-apb0-clock-reset", + .of_compatible = "allwinner,sun6i-a31-clock-reset", + .num_resources = ARRAY_SIZE(sun6i_a31_apb0_rstc_res), + .resources = sun6i_a31_apb0_rstc_res, + }, +}; + static const struct prcm_data sun6i_a31_prcm_data = { .nsubdevs = ARRAY_SIZE(sun6i_a31_prcm_subdevs), .subdevs = sun6i_a31_prcm_subdevs, }; +static const struct prcm_data sun8i_a23_prcm_data = { + .nsubdevs = ARRAY_SIZE(sun8i_a23_prcm_subdevs), + .subdevs = sun8i_a23_prcm_subdevs, +}; + static const struct of_device_id sun6i_prcm_dt_ids[] = { { .compatible = "allwinner,sun6i-a31-prcm", .data = &sun6i_a31_prcm_data, }, + { + .compatible = "allwinner,sun8i-a23-prcm", + .data = &sun8i_a23_prcm_data, + }, { /* sentinel */ }, }; -- 2.0.1
next prev parent reply other threads:[~2014-07-09 7:54 UTC|newest] Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-07-09 7:54 [PATCH v4 0/6] ARM: sun8i: Support A23 PRCM clock and reset controllers Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai [not found] ` <1404892479-12222-1-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-09 7:54 ` [PATCH v4 1/6] clk: sunxi: sun6i-apb0-gates: use bitmaps for valid gate indicies Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai [not found] ` <1404892479-12222-2-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-15 6:53 ` Maxime Ripard 2014-07-15 6:53 ` Maxime Ripard 2014-07-09 7:54 ` [PATCH v4 2/6] clk: sunxi: sun6i-a31-apb0-gates: Add A23 APB0 support Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai [not found] ` <1404892479-12222-3-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-15 6:53 ` Maxime Ripard 2014-07-15 6:53 ` Maxime Ripard 2014-07-09 7:54 ` Chen-Yu Tsai [this message] 2014-07-09 7:54 ` [PATCH v4 3/6] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM Chen-Yu Tsai [not found] ` <1404892479-12222-4-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-10 9:37 ` Lee Jones 2014-07-10 9:37 ` Lee Jones 2014-07-15 6:55 ` Maxime Ripard 2014-07-15 6:55 ` Maxime Ripard 2014-07-15 7:11 ` Lee Jones 2014-07-15 7:11 ` Lee Jones 2014-07-09 7:54 ` [PATCH v4 4/6] serial: 8250_dw: Add optional reset control support Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai 2014-07-09 7:54 ` [PATCH v4 5/6] serial: 8250_dw: Add support for deferred probing Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai [not found] ` <1404892479-12222-6-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-15 7:00 ` Maxime Ripard 2014-07-15 7:00 ` Maxime Ripard 2014-07-09 7:54 ` [PATCH v4 6/6] ARM: sun8i: Add PRCM clock and reset controller nodes to the DTSI Chen-Yu Tsai 2014-07-09 7:54 ` Chen-Yu Tsai [not found] ` <1404892479-12222-7-git-send-email-wens-jdAy2FN1RRM@public.gmane.org> 2014-07-10 5:20 ` fireescapefire-Re5JQEeQqe8AvxtiuMwx3w 2014-07-15 6:54 ` Maxime Ripard 2014-07-15 6:54 ` Maxime Ripard
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