From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754769AbaDUVrg (ORCPT ); Mon, 21 Apr 2014 17:47:36 -0400 Received: from mail-wg0-f50.google.com ([74.125.82.50]:57031 "EHLO mail-wg0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754743AbaDUVrc (ORCPT ); Mon, 21 Apr 2014 17:47:32 -0400 From: srinivas.kandagatla@linaro.org To: linux-mmc@vger.kernel.org Cc: Russell King , Chris Ball , Ulf Hansson , linux-kernel@vger.kernel.org, agross@quicinc.com, linux-arm-msm@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH RFC 02/12] mmc: mmci: Add Qualcomm Id to amba id table Date: Mon, 21 Apr 2014 22:47:23 +0100 Message-Id: <1398116843-31276-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1398116624-31052-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1398116624-31052-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Srinivas Kandagatla This patch adds a fake Qualcomm ID 0x00051180 to the amba_ids, as Qualcomm SDCC controller is pl180, but amba id registers read 0x0's. The plan is to remove SDCC driver totally and use mmci as the main SD controller driver for Qualcomm SOCs. Signed-off-by: Srinivas Kandagatla --- drivers/mmc/host/mmci.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 771c60a..391e8d4 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -158,6 +158,15 @@ static struct variant_data variant_ux500v2 = { .pwrreg_nopower = true, }; +static struct variant_data variant_qcom = { + .fifosize = 16 * 4, + .fifohalfsize = 8 * 4, + .clkreg = MCI_CLK_ENABLE, + .datalength_bits = 24, + .blksz_datactrl4 = true, + .pwrreg_powerup = MCI_PWR_UP, +}; + static int mmci_card_busy(struct mmc_host *mmc) { struct mmci_host *host = mmc_priv(mmc); @@ -1908,6 +1917,12 @@ static struct amba_id mmci_ids[] = { .mask = 0xf0ffffff, .data = &variant_ux500v2, }, + /* Qualcomm variants */ + { + .id = 0x00051180, + .mask = 0x000fffff, + .data = &variant_qcom, + }, { 0, 0 }, }; -- 1.7.9.5