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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v2 47/48] ARM: i.MX8: Add i.MX8mq EVK support
Date: Mon, 28 May 2018 18:04:12 +0200	[thread overview]
Message-ID: <20180528160412.sprzpllamhnxt7wb@pengutronix.de> (raw)
In-Reply-To: <20180526204451.16530-48-andrew.smirnov@gmail.com>

On Sat, May 26, 2018 at 01:44:50PM -0700, Andrey Smirnov wrote:
> From: Sascha Hauer <s.hauer@pengutronix.de>
> 
> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
> +
> +#define reg32_write(a, v)	writel(v, a)
> +#define reg32_read(a)		readl(a)
> +
> +#define DDRC_DDR_SS_GPR0         0x3d000000
> +
> +#define DDRC_IPS_BASE_ADDR(X) (0x3d400000 + (X * 0x2000000))
> +#define DDRC_IPS_BASE_ADDR_0	0x3f400000
> +
> +#define DDRC_MSTR_0             0x3d400000
> +#define DDRC_STAT_0             0x3d400004
> +#define DDRC_MSTR1_0            0x3d400008
> +#define DDRC_MRCTRL0_0          0x3d400010

These are all i.MX8M register defines, right? They shouldn't live in the
board support.

> diff --git a/arch/arm/boards/nxp-imx8mq-evk/ddr_init.c b/arch/arm/boards/nxp-imx8mq-evk/ddr_init.c
> new file mode 100644
> index 000000000..81691b2fa
> --- /dev/null
> +void ddr_init(void)
> +{
> +	tmp=reg32_read(0x30360060);
> +	tmp &= ~0x10;
> +	reg32_write(0x30360060,tmp);
> +	do{
> +		tmp=reg32_read(0x30360060);
> +		if(tmp&0x80000000) break;
> +	}while(1);
> +	reg32_write(0x30391000,0x8f000006);
> +	reg32_write(0x3d400304,0x1);
> +	reg32_write(0x3d400030,0x1);

Do we need the defines anyway when the generated code uses raw adresses
and not the defines?

Sascha

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  parent reply	other threads:[~2018-05-28 16:04 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-26 20:44 [PATCH v2 00/48] ARM: i.MX8MQ and " Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 01/48] ARM: i.MX: xload: Fix compiler warning Andrey Smirnov
2018-05-27  7:28   ` Sam Ravnborg
2018-05-28  1:03     ` Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 02/48] ARM: i.MX: compile arm32 specific errata only for CPU32 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 03/48] ARM: Add i.MX8 support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 04/48] aarch64: Add i.MX8 debug UART support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 05/48] Include our own include/dt-bindings Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 06/48] mci: imx-esdhc: use dma mapping functions Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 07/48] net: fec_imx: remove unnecessary DMA sync ops Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 08/48] net: fec_imx: Use dma mapping functions Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 09/48] net: fec_imx: Make use of IS_ALIGNED Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 10/48] clock: Add i.MX8MQ clock driver Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 11/48] serial: i.MX: Add i.MX8 support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 12/48] mmc: i.MX esdhc: " Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 13/48] gpio: i.MX: Add i.MX8mq support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 14/48] ARM: i.MX: ocotp: Add i.MX8MQ support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 15/48] ARM: i.MX: Split shared CCM code into a separate file Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 16/48] ARM: i.MX: Add IOMUX pad constants for i.MX8 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 17/48] scripts/imx: Add trivial i.MX8 support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 18/48] ARM: i.MX: Add basic CCM constants for i.MX8 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 19/48] ARM: Add constants and helpers for system counter interface Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 20/48] clocksource: armv8-timer: Convert explicit assembly into helpers Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 21/48] ARM: i.MX8: Initialize system counter Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 22/48] ARM: i.MX: boot: Fix address casting on 64-bit platforms Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 23/48] ARM: boot: Add trivial i.MX8 support Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 24/48] ARM: i.MX: xload-esdhc: Rework to make code be less i.MX6-specific Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 25/48] ARM: i.MX: xload-esdhc: Allow custom buffer address, device offset Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 26/48] ARM: i.MX: xload-esdhc: Add support for i.MX8 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 27/48] pinctrl: i.MX: " Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 28/48] Documentation: imx: Change block size for 'dd' to 1024 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 29/48] Documentation: i.MX: Add missing <soctype> Andrey Smirnov
2018-05-28 15:23   ` Sascha Hauer
2018-05-28 18:02     ` Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 30/48] clocksource: armv8-timer: Make armv8_clocksource_read() static Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 31/48] clocksource: armv8-timer: Make use of postcore_platform_driver() Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 32/48] Port <linux/iopoll.h> from U-Boot Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 33/48] common/clock: Move delay and timeout functions to clock.h Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 34/48] clock: Use udelay() to implement mdelay() Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 35/48] ARM: i.MX8: Add DDRC PHY and DDR CTL base addresses Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 36/48] ARM: i.MX8: Add DDRC PHY support code Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 37/48] ARM: Specify HAVE_PBL_IMAGE for CPU_64 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 38/48] ARM: lib64: Make string functions aware of MMU configuration Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 39/48] ARM: mmu: Make use of dsb() and isb() helpers Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 40/48] ARM: cache: Remove unused cache ops struct Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 41/48] ARM: no-mmu: Disable building for ARMv8 Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 42/48] ARM: interrupts64: Include ESR value in exception traceback Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 43/48] ARM: mmu64: Trivial code simplification Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 44/48] ARM: mmu64: Make use of create_table() Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 45/48] ARM: mmu64: Convert flags in arch_remap_range() Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 46/48] ARM: include: dma: Add missing no-MMU stubs Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 47/48] ARM: i.MX8: Add i.MX8mq EVK support Andrey Smirnov
2018-05-28 15:51   ` Sascha Hauer
2018-05-28 18:04     ` Andrey Smirnov
2018-05-28 16:04   ` Sascha Hauer [this message]
2018-05-28 18:07     ` Andrey Smirnov
2018-05-26 20:44 ` [PATCH v2 48/48] ARM: Introduce imx_v8_defconfig Andrey Smirnov

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